platform/x86/amd: Fix memory leak in wbrf_record() (Linux Linux)

CVE-2026-23065
MEDIUM 5.5

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: platform/x86/amd: Fix memory leak in wbrf_record() The tmp buffer is allocated using kcalloc() but is not freed if acpi_evaluate_dsm() fails. This causes a memory leak in the error path. Fix this by explicitly freeing the tmp buffer in the error handling path of acpi_evaluate_dsm().

Weaknesses (CWE)

  • CWE-401 — Missing Release of Memory after Effective Lifetime

References

Scores

VersionScoreVectorScored by
CVSS 3.1MEDIUM 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HNVD · nvd@nist.gov (Primary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Linuxaffected 58e82a62669da52e688f4a8b89922c1839bf1001 < 1152dffe01af86e42ce2b208b92ef7f8c275d130 ; affected 58e82a62669da52e688f4a8b89922c1839bf1001 < 1a0072bd1f1e559eda3e91a24dbc51c9eb025c54 ; affected 58e82a62669da52e688f4a8b89922c1839bf1001 < 2bf1877b7094c684e1d652cac6912cfbc507ad3e
Linux · Linuxaffected 6.8 ; unaffected 0 < 6.8 ; unaffected 6.12.68 ≤ 6.12.* ; unaffected 6.18.8 ≤ 6.18.* ; unaffected 6.19 ≤ *

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