The ivtvfb_ioctl function in drivers/media/video/ivtv/ivtvfb.c in the Linux kernel before…
Priority LOW 11CWE-200Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- Partial · None · None
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-200.
Summary
The ivtvfb_ioctl function in drivers/media/video/ivtv/ivtvfb.c in the Linux kernel before 2.6.36-rc8 does not properly initialize a certain structure member, which allows local users to obtain potentially sensitive information from kernel stack memory via an FBIOGET_VBLANK ioctl call.
Why it matters now
EPSS 0.0038 32nd percentileScored 2026-11-07
Fix Fixed Red Hat: 2 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 · 10
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | before 2.6.36 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.36:-:*:*:*:*:*:* | 2.6.36 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.36:rc1:*:*:*:*:*:* | 2.6.36 rc1 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.36:rc2:*:*:*:*:*:* | 2.6.36 rc2 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.36:rc3:*:*:*:*:*:* | 2.6.36 rc3 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.36:rc4:*:*:*:*:*:* | 2.6.36 rc4 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.36:rc5:*:*:*:*:*:* | 2.6.36 rc5 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.36:rc6:*:*:*:*:*:* | 2.6.36 rc6 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.36:rc7:*:*:*:*:*:* | 2.6.36 rc7 | Vulnerable | Linux |
| cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:* | 5.0 | Vulnerable | Debian |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions before 2.6.36 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.36:-:*:*:*:*:*:* Versions 2.6.36 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.36:rc1:*:*:*:*:*:* Versions 2.6.36 rc1 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.36:rc2:*:*:*:*:*:* Versions 2.6.36 rc2 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.36:rc3:*:*:*:*:*:* Versions 2.6.36 rc3 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.36:rc4:*:*:*:*:*:* Versions 2.6.36 rc4 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.36:rc5:*:*:*:*:*:* Versions 2.6.36 rc5 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.36:rc6:*:*:*:*:*:* Versions 2.6.36 rc6 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.36:rc7:*:*:*:*:*:* Versions 2.6.36 rc7 Vulnerable ·Linux
- cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:* Versions 5.0 Vulnerable ·Debian
Remediation
Red Hat 2 advisories
- RHSA-2011:0007 Released 2011-01-11 · Red Hat rating Importantkernel security and bug fix update
- Red Hat Enterprise Linux Desktop (v. 6) kernel-2.6.32-71.14.1.el6, kernel-debug-2.6.32-71.14.1.el6, kernel-debug-devel-2.6.32-71.14.1.el6 +5
- Red Hat Enterprise Linux HPC Node (v. 6) kernel-2.6.32-71.14.1.el6, kernel-debug-2.6.32-71.14.1.el6, kernel-debug-devel-2.6.32-71.14.1.el6 +5
- Red Hat Enterprise Linux Server (v. 6) kernel-2.6.32-71.14.1.el6, kernel-bootwrapper-2.6.32-71.14.1.el6, kernel-debug-2.6.32-71.14.1.el6 +8
- Red Hat Enterprise Linux Workstation (v. 6) kernel-2.6.32-71.14.1.el6, kernel-debug-2.6.32-71.14.1.el6, kernel-debug-devel-2.6.32-71.14.1.el6 +5
- RHSA-2010:0958 Released 2010-12-08 · Red Hat rating Importantkernel-rt security and bug fix update
- MRG Realtime for RHEL 5 Server kernel-rt-2.6.33.7-rt29.47.el5rt, kernel-rt-debug-2.6.33.7-rt29.47.el5rt, kernel-rt-debug-devel-2.6.33.7-rt29.47.el5rt +7
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| MRG Realtime for RHEL 5 Server | Fixed | RHSA-2010:0958 |
| Red Hat Enterprise Linux Desktop (v. 6) | Fixed | RHSA-2011:0007 |
| Red Hat Enterprise Linux HPC Node (v. 6) | Fixed | RHSA-2011:0007 |
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2011:0007 |
| Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2011:0007 |
Timeline
- 2026-10-02 Threatist record created from CVE-2010-4079
- 2026-10-03 Alias added: GHSA-pcm7-p8fq-465p
References
Patch 5
- [oss-security] 20100925 CVE request: multiple kernel stack memory disclosures
- [oss-security] 20101006 Re: CVE request: multiple kernel stack memory disclosures
- [oss-security] 20101025 Re: CVE request: multiple kernel stack memory disclosures
- https://bugzilla.redhat.com/show_bug.cgi?id=648666
- [linux-kernel] 20100915 [PATCH] drivers/media/video/ivtv/ivtvfb.c: prevent reading uninitialized stack memory
Advisory 4
Sources
- CVE-2010-4079 · CVE Program
- CVE-2010-4079 · NVD
- FIRST EPSS
- GHSA-pcm7-p8fq-465p · GitHub Advisory Database · CC BY 4.0
- CVE-2010-4079 · Red Hat security data · CC BY 4.0
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