lsm: hold cred_guard_mutex for lsm_set_self_attr() (Linux Linux)

CVE-2026-64111
HIGH 7.1

At a glance

Source
NVD
EPSS
EPSS 0.14 % · percentile 3 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Analyzed

Description

In the Linux kernel, the following vulnerability has been resolved: lsm: hold cred_guard_mutex for lsm_set_self_attr() Just as proc_pid_attr_write() already does before calling the LSM hook. This only matters for SELinux and AppArmor which check whether the process is being ptraced and if so, whether to allow the transition.

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 7.1CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:NLinux
CVSS 3.1HIGH 7.1CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:NNVD · 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Secondary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Linuxaffected a04a1198088a1378d0389c250cc684f649bcc91e < 82d3acee88593e3d9e71cad4b7d6b3cf70de9d07 ; affected a04a1198088a1378d0389c250cc684f649bcc91e < 5b906f31e977286888a9e31282589b545b249139 ; affected a04a1198088a1378d0389c250cc684f649bcc91e < a010cadaf5727b8417f62fe9021fcef14a5f9b51 ; affected a04a1198088a1378d0389c250cc684f649bcc91e < 4a9b16541ad3faf8bccb398532bf3f8b6bbf1188
Linux · Linuxaffected 6.8 ; unaffected 0 < 6.8 ; unaffected 6.12.92 ≤ 6.12.* ; unaffected 6.18.34 ≤ 6.18.* ; unaffected 7.0.11 ≤ 7.0.* ; unaffected 7.1 ≤ *

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD