media: v4l2-subdev: Fix alloc failure check in v4l2_subdev_call_state_try() (Linux Linux)

CVE-2025-40207
Not available

At a glance

Source
NVD
EPSS
EPSS 0.20 % · percentile 10 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Deferred

Description

In the Linux kernel, the following vulnerability has been resolved: media: v4l2-subdev: Fix alloc failure check in v4l2_subdev_call_state_try() v4l2_subdev_call_state_try() macro allocates a subdev state with __v4l2_subdev_state_alloc(), but does not check the returned value. If __v4l2_subdev_state_alloc fails, it returns an ERR_PTR, and that would cause v4l2_subdev_call_state_try() to crash. Add proper error handling to v4l2_subdev_call_state_try().

References

European references

CERT-FR advisories

Affected products

ProductVersions
Linux · Linuxaffected 982c0487185bd466059ff618f398a8d074ddb654 < 5b0057459cdc243ffb35617603142dcace09c711 ; affected 982c0487185bd466059ff618f398a8d074ddb654 < ed30811fbed40751deb952bde534aa2632dc0bf7 ; affected 982c0487185bd466059ff618f398a8d074ddb654 < 94e6336dc1f06a06f5b4cd04d4a012bba34f2857 ; affected 982c0487185bd466059ff618f398a8d074ddb654 < a553530b3314a0bdc98cf114cdbe204551a70a00 ; affected 982c0487185bd466059ff618f398a8d074ddb654 < f37df9a0eb5e43fcfe02cbaef076123dc0d79c7e
Linux · Linuxaffected 6.0 ; unaffected 0 < 6.0 ; unaffected 6.1.157 ≤ 6.1.* ; unaffected 6.6.113 ≤ 6.6.* ; unaffected 6.12.54 ≤ 6.12.* ; unaffected 6.17.4 ≤ 6.17.*

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