xfs: avoid UAF on sc->tempip in xrep_tempfile_create (Linux Linux)

CVE-2026-80531

HIGH 7.8

At a glance

Source: NVD
EPSS: EPSS 0.13 % · percentile 2 (2026-10-31)
State: PUBLISHED
Published: 2026-08-26 14:37 UTC
Updated: 2026-08-27 05:01 UTC
Assigner: Linux
NVD status: Received

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Description

In the Linux kernel, the following vulnerability has been resolved: xfs: avoid UAF on sc->tempip in xrep_tempfile_create LOLLM noticed a potential UAF if the tempfile creation code fails after it set sc->tempip. Fix that.

References

Scores

Version	Score	Vector	Scored by
CVSS 3.1	HIGH 7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	Linux
CVSS 3.1	HIGH 7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	NVD · 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Secondary)

European references

ENISA EUVD · EUVD-2026-66446
GCVE · GCVE-0-2026-80531

CERT-FR advisories

CERTFR-2026-AVI-1255 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
CERTFR-2026-AVI-1232 — Multiples vulnérabilités dans le noyau Linux de Debian LTS · cert.ssi.gouv.fr

Affected products

Product	Versions
Linux · Linux	affected 84c14ee39dd388d73054181c70b3f42af7ddc238 < 08a20776ce33a2a52d856911e447c59424f0465a ; affected 84c14ee39dd388d73054181c70b3f42af7ddc238 < cd1f876d1bc2e94f271e07c606cacd85b109108a ; affected 84c14ee39dd388d73054181c70b3f42af7ddc238 < 96246a3200d32a43766152e56bc7ae2d93604d74 ; affected 84c14ee39dd388d73054181c70b3f42af7ddc238 < 0c88e10d12de9ca7cbed1467bb1b52310101bff8
Linux · Linux	affected 6.10 ; unaffected 0 < 6.10 ; unaffected 6.12.105 ≤ 6.12.* ; unaffected 6.18.46 ≤ 6.18.* ; unaffected 7.1.10 ≤ 7.1.* ; unaffected 7.2 ≤ *

Sources

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