The do_sigaltstack function in kernel/signal.c in Linux kernel 2.4 through 2.4.37 and 2.6…
Priority LOW 24Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Complete · None · None
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat.
Summary
The do_sigaltstack function in kernel/signal.c in Linux kernel 2.4 through 2.4.37 and 2.6 before 2.6.31-rc5, when running on 64-bit systems, does not clear certain padding bytes from a structure, which allows local users to obtain sensitive information from the kernel stack via the sigaltstack function.
Why it matters now
EPSS 0.00938 61st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed Red Hat: 4 advisories
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 80
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:linux:kernel:2.6.24.7:*:*:*:*:*:*:* | 2.6.24.7 | Vulnerable | Linux |
| cpe:2.3:a:linux:kernel:2.6.25.15:*:*:*:*:*:*:* | 2.6.25.15 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:*:-rc5:*:*:*:*:*:* | up to 2.6.16.31 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6:*:*:*:*:*:*:* | 2.6 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.0:*:*:*:*:*:*:* | 2.6.0 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.1:*:*:*:*:*:*:* | 2.6.1 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.10:*:*:*:*:*:*:* | 2.6.10 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.11:*:*:*:*:*:*:* | 2.6.11 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.11.1:*:*:*:*:*:*:* | 2.6.11.1 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.11.2:*:*:*:*:*:*:* | 2.6.11.2 | Vulnerable | Linux |
- cpe:2.3:a:linux:kernel:2.6.24.7:*:*:*:*:*:*:* Versions 2.6.24.7 Vulnerable ·Linux
- cpe:2.3:a:linux:kernel:2.6.25.15:*:*:*:*:*:*:* Versions 2.6.25.15 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:*:-rc5:*:*:*:*:*:* Versions up to 2.6.16.31 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6:*:*:*:*:*:*:* Versions 2.6 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.0:*:*:*:*:*:*:* Versions 2.6.0 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.1:*:*:*:*:*:*:* Versions 2.6.1 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.10:*:*:*:*:*:*:* Versions 2.6.10 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.11:*:*:*:*:*:*:* Versions 2.6.11 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.11.1:*:*:*:*:*:*:* Versions 2.6.11.1 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.11.2:*:*:*:*:*:*:* Versions 2.6.11.2 Vulnerable ·Linux
Show 70 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:2.6.11.3:*:*:*:*:*:*:* | 2.6.11.3 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.11.4:*:*:*:*:*:*:* | 2.6.11.4 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.11.5:*:*:*:*:*:*:* | 2.6.11.5 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.11.6:*:*:*:*:*:*:* | 2.6.11.6 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.11.7:*:*:*:*:*:*:* | 2.6.11.7 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.11.8:*:*:*:*:*:*:* | 2.6.11.8 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.11.9:*:*:*:*:*:*:* | 2.6.11.9 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.11.10:*:*:*:*:*:*:* | 2.6.11.10 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.11.11:*:*:*:*:*:*:* | 2.6.11.11 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.11.12:*:*:*:*:*:*:* | 2.6.11.12 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.12:*:*:*:*:*:*:* | 2.6.12 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.12.1:*:*:*:*:*:*:* | 2.6.12.1 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.12.2:*:*:*:*:*:*:* | 2.6.12.2 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.12.3:*:*:*:*:*:*:* | 2.6.12.3 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.12.4:*:*:*:*:*:*:* | 2.6.12.4 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.12.5:*:*:*:*:*:*:* | 2.6.12.5 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.12.6:*:*:*:*:*:*:* | 2.6.12.6 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.13:*:*:*:*:*:*:* | 2.6.13 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.13.1:*:*:*:*:*:*:* | 2.6.13.1 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.13.2:*:*:*:*:*:*:* | 2.6.13.2 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.13.3:*:*:*:*:*:*:* | 2.6.13.3 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.13.4:*:*:*:*:*:*:* | 2.6.13.4 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.13.5:*:*:*:*:*:*:* | 2.6.13.5 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.14:*:*:*:*:*:*:* | 2.6.14 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.14.1:*:*:*:*:*:*:* | 2.6.14.1 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.14.2:*:*:*:*:*:*:* | 2.6.14.2 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.14.3:*:*:*:*:*:*:* | 2.6.14.3 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.14.4:*:*:*:*:*:*:* | 2.6.14.4 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.14.5:*:*:*:*:*:*:* | 2.6.14.5 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.14.6:*:*:*:*:*:*:* | 2.6.14.6 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.14.7:*:*:*:*:*:*:* | 2.6.14.7 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.15:*:*:*:*:*:*:* | 2.6.15 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.15.1:*:*:*:*:*:*:* | 2.6.15.1 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.15.2:*:*:*:*:*:*:* | 2.6.15.2 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.15.3:*:*:*:*:*:*:* | 2.6.15.3 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.15.4:*:*:*:*:*:*:* | 2.6.15.4 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.15.5:*:*:*:*:*:*:* | 2.6.15.5 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.15.6:*:*:*:*:*:*:* | 2.6.15.6 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.15.7:*:*:*:*:*:*:* | 2.6.15.7 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16:*:*:*:*:*:*:* | 2.6.16 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.1:*:*:*:*:*:*:* | 2.6.16.1 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.2:*:*:*:*:*:*:* | 2.6.16.2 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.3:*:*:*:*:*:*:* | 2.6.16.3 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.10:*:*:*:*:*:*:* | 2.6.16.10 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.11:*:*:*:*:*:*:* | 2.6.16.11 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.12:*:*:*:*:*:*:* | 2.6.16.12 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.13:*:*:*:*:*:*:* | 2.6.16.13 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.14:*:*:*:*:*:*:* | 2.6.16.14 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.15:*:*:*:*:*:*:* | 2.6.16.15 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.16:*:*:*:*:*:*:* | 2.6.16.16 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.17:*:*:*:*:*:*:* | 2.6.16.17 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.18:*:*:*:*:*:*:* | 2.6.16.18 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.19:*:*:*:*:*:*:* | 2.6.16.19 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.20:*:*:*:*:*:*:* | 2.6.16.20 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.21:*:*:*:*:*:*:* | 2.6.16.21 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.22:*:*:*:*:*:*:* | 2.6.16.22 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.23:*:*:*:*:*:*:* | 2.6.16.23 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.24:*:*:*:*:*:*:* | 2.6.16.24 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.25:*:*:*:*:*:*:* | 2.6.16.25 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.26:*:*:*:*:*:*:* | 2.6.16.26 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.27:*:*:*:*:*:*:* | 2.6.16.27 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.28:*:*:*:*:*:*:* | 2.6.16.28 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.29:*:*:*:*:*:*:* | 2.6.16.29 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.30:*:*:*:*:*:*:* | 2.6.16.30 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.31:*:*:*:*:*:*:* | 2.6.16.31 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.31:-rc1:*:*:*:*:*:* | 2.6.16.31 -rc1 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.31:-rc2:*:*:*:*:*:* | 2.6.16.31 -rc2 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.31:-rc3:*:*:*:*:*:* | 2.6.16.31 -rc3 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.16.31:-rc4:*:*:*:*:*:* | 2.6.16.31 -rc4 | Vulnerable | Linux |
| cpe:2.3:h:linux:linux:*:*:x64:*:*:*:*:* | all versions | Running on | Linux |
- cpe:2.3:o:linux:linux_kernel:2.6.11.3:*:*:*:*:*:*:* Versions 2.6.11.3 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.11.4:*:*:*:*:*:*:* Versions 2.6.11.4 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.11.5:*:*:*:*:*:*:* Versions 2.6.11.5 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.11.6:*:*:*:*:*:*:* Versions 2.6.11.6 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.11.7:*:*:*:*:*:*:* Versions 2.6.11.7 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.11.8:*:*:*:*:*:*:* Versions 2.6.11.8 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.11.9:*:*:*:*:*:*:* Versions 2.6.11.9 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.11.10:*:*:*:*:*:*:* Versions 2.6.11.10 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.11.11:*:*:*:*:*:*:* Versions 2.6.11.11 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.11.12:*:*:*:*:*:*:* Versions 2.6.11.12 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.12:*:*:*:*:*:*:* Versions 2.6.12 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.12.1:*:*:*:*:*:*:* Versions 2.6.12.1 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.12.2:*:*:*:*:*:*:* Versions 2.6.12.2 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.12.3:*:*:*:*:*:*:* Versions 2.6.12.3 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.12.4:*:*:*:*:*:*:* Versions 2.6.12.4 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.12.5:*:*:*:*:*:*:* Versions 2.6.12.5 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.12.6:*:*:*:*:*:*:* Versions 2.6.12.6 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.13:*:*:*:*:*:*:* Versions 2.6.13 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.13.1:*:*:*:*:*:*:* Versions 2.6.13.1 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.13.2:*:*:*:*:*:*:* Versions 2.6.13.2 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.13.3:*:*:*:*:*:*:* Versions 2.6.13.3 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.13.4:*:*:*:*:*:*:* Versions 2.6.13.4 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.13.5:*:*:*:*:*:*:* Versions 2.6.13.5 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.14:*:*:*:*:*:*:* Versions 2.6.14 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.14.1:*:*:*:*:*:*:* Versions 2.6.14.1 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.14.2:*:*:*:*:*:*:* Versions 2.6.14.2 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.14.3:*:*:*:*:*:*:* Versions 2.6.14.3 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.14.4:*:*:*:*:*:*:* Versions 2.6.14.4 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.14.5:*:*:*:*:*:*:* Versions 2.6.14.5 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.14.6:*:*:*:*:*:*:* Versions 2.6.14.6 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.14.7:*:*:*:*:*:*:* Versions 2.6.14.7 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.15:*:*:*:*:*:*:* Versions 2.6.15 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.15.1:*:*:*:*:*:*:* Versions 2.6.15.1 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.15.2:*:*:*:*:*:*:* Versions 2.6.15.2 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.15.3:*:*:*:*:*:*:* Versions 2.6.15.3 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.15.4:*:*:*:*:*:*:* Versions 2.6.15.4 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.15.5:*:*:*:*:*:*:* Versions 2.6.15.5 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.15.6:*:*:*:*:*:*:* Versions 2.6.15.6 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.15.7:*:*:*:*:*:*:* Versions 2.6.15.7 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16:*:*:*:*:*:*:* Versions 2.6.16 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.1:*:*:*:*:*:*:* Versions 2.6.16.1 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.2:*:*:*:*:*:*:* Versions 2.6.16.2 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.3:*:*:*:*:*:*:* Versions 2.6.16.3 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.10:*:*:*:*:*:*:* Versions 2.6.16.10 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.11:*:*:*:*:*:*:* Versions 2.6.16.11 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.12:*:*:*:*:*:*:* Versions 2.6.16.12 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.13:*:*:*:*:*:*:* Versions 2.6.16.13 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.14:*:*:*:*:*:*:* Versions 2.6.16.14 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.15:*:*:*:*:*:*:* Versions 2.6.16.15 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.16:*:*:*:*:*:*:* Versions 2.6.16.16 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.17:*:*:*:*:*:*:* Versions 2.6.16.17 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.18:*:*:*:*:*:*:* Versions 2.6.16.18 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.19:*:*:*:*:*:*:* Versions 2.6.16.19 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.20:*:*:*:*:*:*:* Versions 2.6.16.20 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.21:*:*:*:*:*:*:* Versions 2.6.16.21 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.22:*:*:*:*:*:*:* Versions 2.6.16.22 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.23:*:*:*:*:*:*:* Versions 2.6.16.23 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.24:*:*:*:*:*:*:* Versions 2.6.16.24 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.25:*:*:*:*:*:*:* Versions 2.6.16.25 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.26:*:*:*:*:*:*:* Versions 2.6.16.26 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.27:*:*:*:*:*:*:* Versions 2.6.16.27 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.28:*:*:*:*:*:*:* Versions 2.6.16.28 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.29:*:*:*:*:*:*:* Versions 2.6.16.29 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.30:*:*:*:*:*:*:* Versions 2.6.16.30 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.31:*:*:*:*:*:*:* Versions 2.6.16.31 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.31:-rc1:*:*:*:*:*:* Versions 2.6.16.31 -rc1 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.31:-rc2:*:*:*:*:*:* Versions 2.6.16.31 -rc2 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.31:-rc3:*:*:*:*:*:* Versions 2.6.16.31 -rc3 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.16.31:-rc4:*:*:*:*:*:* Versions 2.6.16.31 -rc4 Vulnerable ·Linux
- cpe:2.3:h:linux:linux:*:*:x64:*:*:*:*:* Versions all versions Running on ·Linux
Remediation
Red Hat 4 advisories
- RHSA-2009:1466 Released 2009-09-29 · Red Hat rating Importantkernel security and bug fix update
- Red Hat Enterprise Linux EUS (v. 5.3 server) kernel-2.6.18-128.8.1.el5, kernel-2.6.18-128.8.1.el5.ia64, kernel-PAE-2.6.18-128.8.1.el5 +18
- RHSA-2009:1438 Released 2009-09-15 · Red Hat rating Importantkernel security and bug fix update
- Red Hat Enterprise Linux AS version 4 kernel-2.6.9-89.0.11.EL, kernel-2.6.9-89.0.11.EL.ia64, kernel-2.6.9-89.0.11.EL.ppc64iseries +14
- Red Hat Enterprise Linux Desktop version 4 kernel-2.6.9-89.0.11.EL, kernel-devel-2.6.9-89.0.11.EL, kernel-doc-2.6.9-89.0.11.EL +8
- Red Hat Enterprise Linux ES version 4 kernel-2.6.9-89.0.11.EL, kernel-2.6.9-89.0.11.EL.ia64, kernel-devel-2.6.9-89.0.11.EL +12
- Red Hat Enterprise Linux WS version 4 kernel-2.6.9-89.0.11.EL, kernel-2.6.9-89.0.11.EL.ia64, kernel-devel-2.6.9-89.0.11.EL +12
- RHSA-2009:1243 Released 2009-09-02 · Red Hat rating ImportantRed Hat Enterprise Linux 5.4 kernel security and bug fix update
- Red Hat Enterprise Linux (v. 5 server) kernel-2.6.18-164.el5, kernel-2.6.18-164.el5.ia64, kernel-PAE-2.6.18-164.el5 +18
- Red Hat Enterprise Linux Desktop (v. 5 client) kernel-2.6.18-164.el5, kernel-PAE-2.6.18-164.el5, kernel-PAE-devel-2.6.18-164.el5 +8
Show 1 more Red Hat advisories
- RHSA-2009:1239 Released 2009-09-01 · Red Hat rating Importantkernel-rt security and bug fix update
- MRG Realtime for RHEL 5 Server kernel-rt-2.6.24.7-132.el5rt, kernel-rt-debug-2.6.24.7-132.el5rt, kernel-rt-debug-devel-2.6.24.7-132.el5rt +6
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| MRG Realtime for RHEL 5 Server | Fixed | RHSA-2009:1239 |
| Red Hat Enterprise Linux (v. 5 server) | Fixed | RHSA-2009:1243 |
| Red Hat Enterprise Linux AS version 4 | Fixed | RHSA-2009:1438 |
| Red Hat Enterprise Linux Desktop (v. 5 client) | Fixed | RHSA-2009:1243 |
| Red Hat Enterprise Linux Desktop version 4 | Fixed | RHSA-2009:1438 |
| Red Hat Enterprise Linux ES version 4 | Fixed | RHSA-2009:1438 |
| Red Hat Enterprise Linux EUS (v. 5.3 server) | Fixed | RHSA-2009:1466 |
| Red Hat Enterprise Linux WS version 4 | Fixed | RHSA-2009:1438 |
Timeline
- 2026-10-02 Threatist record created from CVE-2009-2847
- 2026-10-03 Alias added: GHSA-c85v-8h9f-3jwr
References
Exploit 1
Patch 3
Other 6
- http://www.vmware.com/security/advisories/VMSA-2009-0016.html
- [oss-security] 20090826 Re: CVE request - kernel: information leak in sigaltstack
- oval:org.mitre.oval:def:10637
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=0083fc2c50e6c5127c2802ad323adf8143ab7856
- oval:org.mitre.oval:def:8405
- ADV-2009-3316
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Sources
- CVE-2009-2847 · CVE Program
- CVE-2009-2847 · NVD
- FIRST EPSS
- GHSA-c85v-8h9f-3jwr · GitHub Advisory Database · CC BY 4.0
- CVE-2009-2847 · Red Hat security data · CC BY 4.0
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