CVE-2025-40055

ocfs2: fix double free in user_cluster_connect()

At a glance

Severity
Not available
EPSS
EPSS 0.23 % · percentile 13 (2026-10-27)
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Deferred

Description

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix double free in user_cluster_connect() user_cluster_disconnect() frees "conn->cc_private" which is "lc" but then the error handling frees "lc" a second time. Set "lc" to NULL on this path to avoid a double free.

European references

CERT-FR advisories

Affected products

ProductVersions
Linux · Linuxaffected c994c2ebdbbc391a42f177c8eb7882ebf3f142d8 < 283333079d96c84baa91f0c62b5e0cbec246b7a2 ; affected c994c2ebdbbc391a42f177c8eb7882ebf3f142d8 < f992bc72f681c32a682d474a29c2135a64d4f4e5 ; affected c994c2ebdbbc391a42f177c8eb7882ebf3f142d8 < 827c8efa0d1afe817b90f3618afff552e88348d2 ; affected c994c2ebdbbc391a42f177c8eb7882ebf3f142d8 < bfe011297ddd2d0cd64752978baaa0c04cd20573 ; affected c994c2ebdbbc391a42f177c8eb7882ebf3f142d8 < 7e76fe9dfadbc00364d7523d5a109e9d3e4a7db2 ; affected c994c2ebdbbc391a42f177c8eb7882ebf3f142d8 < 694d5b401036a614f8080085a9de6f86ff0742dc
Linux · Linuxaffected 3.14 ; unaffected 0 < 3.14 ; unaffected 5.4.301 ≤ 5.4.* ; unaffected 5.10.246 ≤ 5.10.* ; unaffected 5.15.195 ≤ 5.15.* ; unaffected 6.1.156 ≤ 6.1.*

References

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