CVE-2026-23241: linux
Vulnerability summary
CVE-2026-23241 is a medium (CVSS 5.5) vulnerability in linux. EPSS estimates a 0.13% chance of exploitation in the next 30 days, higher than 2.3% of scored vulnerabilities.
Advisory lineage
Upstream 0 · Downstream 27 · Related 25Timeline
- 17-03-2026PublishedVulnerability first disclosed.
- 11-05-2026Last modifiedVulnerability information updated.
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.
CVSS metrics
3 scores · 3 sources · 1 version- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.13%
Chance of exploitation in the next 30 days
Percentile
2%
Versus all other CVEs
30-day change
0.00 pp
From 0.13% on 19-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Ubuntu157 products
- linuxAll versions (No fix recorded) | < 5.15.0-186.196 | < 6.8.0-134.134
- linux-allwinner-5.19All versions (No fix recorded)
- linux-awsAll versions (No fix recorded) | < 5.15.0-1112.119 | < 6.8.0-1060.63
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Linux2 products
- linux≥ 6140be90ec70c39fa844741ca3cc807dd0866394, < a2e8c144299c31d3972295ed80d4cb908daf4f6f | ≥ 6140be90ec70c39fa844741ca3cc807dd0866394, < ad37505ce869a8100ff23f24eea117de7a7516bf | ≥ 6140be90ec70c39fa844741ca3cc807dd0866394, < bcb90a2834c7393c26df9609b889a3097b7700cd | 6.13
- linux_kernel≥ 6.13, < 6.18.16 | ≥ 6.19, < 6.19.6
Debian1 product
- linux< 6.19.6-1
3 vendors · 160 products
References
33 links- www.bencteux.fr/posts/missing_syscalls_audit/Third Party Advisory