> CVE-2026-63954

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PUBLISHED
2026-07-19 16:17
MODIFIED
2026-07-19 16:17
EPSS (Prob. Exploit)
0.17%
Top 93.8%
DATA SOURCES:
NVD 🔗 2026-07-19 RED HAT 🔗 2026-07-26 FIRST EPSS 🔗 2026-11-01 OSV 🔗 2026-10-19 MSRC 🔗 2026-11-02

> DESCRIPTION

In the Linux kernel, the following vulnerability has been resolved: hpfs: fix a crash if hpfs_map_dnode_bitmap fails If hpfs_map_dnode_bitmap fails, the code would call hpfs_brelse4 on uninitialized quad buffer head, causing a crash.

> AFFECTED_PRODUCTS

ℹ️ Aucun produit affecté n'a encore été publié par NVD pour cette CVE.

> RED HAT SEVERITY ASSESSMENT

> OSV (GOOGLE OPEN SOURCE VULNERABILITIES)

hpfs: fix a crash if hpfs_map_dnode_bitmap fails

AFFECTED PACKAGES:
Unknown / Unknown
1834 versions affected
Linux / Kernel

> HISTORIQUE DES MODIFICATIONS

Première apparition
19/07/2026 16:17
Source: NVD
📊 ENRICHISSEMENT 26/07/2026 05:01
REDHAT
Champ modifié: Sévérité Red Hat
Ancienne valeur:
N/A
Nouvelle valeur:
{ "threat_severity": null, "severity_scale": null }
📊 ENRICHISSEMENT 26/07/2026 05:01
REDHAT
Champ modifié: Red Hat
Ancienne valeur:
Non
Nouvelle valeur:
Oui
Total des modifications: 2 Dernière mise à jour: 3 months ago

> REFERENCES

https://git.kernel.org/stable/c/010b08084000ef018f1a8de5197087f3b91d8cfe
https://git.kernel.org/stable/c/0886c6f257fe3663f80218aa1919b0f3f21bf22c
https://git.kernel.org/stable/c/1648a3c7f4e18f46a4881920133fc4f2494185a0
https://git.kernel.org/stable/c/1d73a533760bc5abb83b3cc759133596f7bb708f
https://git.kernel.org/stable/c/4f37bb30b57d6d403d02673074555bd3c3602bef
https://git.kernel.org/stable/c/7c58c55a2a16f7274772507bd1637be609351b4f
https://git.kernel.org/stable/c/974820a59efde7c1a7e1260bcfe9bb81f833cc9f
https://git.kernel.org/stable/c/d98d8562b3284b5a5c8eb67e71b794508e46e288
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