The fnmatch function in the GNU C Library (aka glibc or libc6) before 2.22 might allow…
Priority LOW 31CWE-125Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-125 and the CVSS impact.
Summary
The fnmatch function in the GNU C Library (aka glibc or libc6) before 2.22 might allow context-dependent attackers to cause a denial of service (application crash) via a malformed pattern, which triggers an out-of-bounds read.
Why it matters now
EPSS 0.02438 84th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
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
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 5 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux 7 | Affected | No fix yet |
Timeline
- 2026-10-02 Threatist record created from CVE-2015-8984
- 2026-10-03 Alias added: GHSA-cpjm-j6p4-7vf4
References
Patch 3
More GNU Glibc vulnerabilities
- TI-2023-04522 Glibc: buffer overflow in ld.so leading to privilege escalation KEVCVSS 3.1HIGH 7.8
- TI-2015-00205 Heap-based buffer overflow in the __nss_hostname_digits_dots function in glibc 2.2, and… CVSS 2.0HIGH 10.0
- TI-2026-04772 scanf %mc off-by-one heap buffer overflow CVSS 3.1CRITICAL 9.8
- TI-2022-07360 The deprecated compatibility function clnt_create in the sunrpc module of the GNU C… CVSS 3.1CRITICAL 9.8
- TI-2022-07359 The deprecated compatibility function svcunix_create in the sunrpc module of the GNU C… CVSS 3.1CRITICAL 9.8
- TI-2015-06274 Multiple stack-based buffer overflows in the (1) send_dg and (2) send_vc functions in the… CVSS 3.0HIGH 8.1
Sources
- CVE-2015-8984 · CVE Program
- CVE-2015-8984 · NVD
- FIRST EPSS
- GHSA-cpjm-j6p4-7vf4 · GitHub Advisory Database · CC BY 4.0
- CVE-2015-8984 · Red Hat security data · CC BY 4.0
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