Memory Management Vulnerability in GNU C Library Affects Multiple Versions
CVE-2026-6368

2.1LOW

Key Information:

Vendor

Glibc

Status
Glibc
Vendor
CVE Published:
10 August 2026

What is CVE-2026-6368?

A vulnerability exists within the GNU C Library where invoking the wordexp function with the WRDE_APPEND option can lead to memory corruption. Specifically, this issue manifests as the we_wordv member returning invalid memory. If this corrupted memory is accessed in subsequent calls to the wordfree function, it may cause the application to abort unexpectedly, potentially impacting software stability and performance.

Affected Version(s)

glibc Linux 1.93-260 < 2.43

References

https://sourceware.org/bugzilla/show_bug.cgi?id=34090
issue-tracking
https://sourceware.org/git/?p=glibc.git;a=blob;f=advisori...
vendor-advisory

CVSS V4

Score:
2.1
Severity:
LOW
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Local
Attack Complexity:
High
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

shinobu
.