What’s Vulnerable › Vulnerabilities

CVE-2026-23241: audit: add missing syscalls to read class

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-03-17 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: audit: add missing syscalls to read class The "at" variant of getxattr() and listxattr() are missing from the audit read class. Calling getxattrat() or listxattrat() on a file to read its extended attributes will bypass audit rules such as: -w /tmp/test -p rwa -k test_rwa The current patch adds missing syscalls to the audit read class.

Affected products

• Linux kernel: from 6.13 before 6.18.16; from 6.19 before 6.19.6 — fixed in 6.18.16, 6.19.6

How to fix

Upgrade to a fixed version: Linux kernel 6.18.16, 6.19.6. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/a2e8c144299c31d3972295ed80d4cb908daf4f6f
• https://git.kernel.org/stable/c/ad37505ce869a8100ff23f24eea117de7a7516bf
• https://git.kernel.org/stable/c/bcb90a2834c7393c26df9609b889a3097b7700cd
• https://www.bencteux.fr/posts/missing_syscalls_audit/

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