CVE-2026-64217

7.8 Élevée

Publiée le 24/07/2026 à 18:16 · Modifiée le 11/08/2026 à 20:26 · Analysée par le NVD · Source : 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Description

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix overrun check in netfs_extract_user_iter() Fix netfs_extract_user_iter() so that if iov_iter_extract_pages() overfills pages[], then those pages don't get included in the iterator constructed at the end of the function. If there was an overfill, memory corruption has already happened.

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Produits concernés

Linux
Linux linux kernel

Scores CVSS

Version	Score	Source	Vecteur
3.1	7.8 Élevée	416baaa9-dc9f-4396-8d5f-8c081fb06d67	`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`

Faiblesses (CWE)

CWE-787

Références

https://git.kernel.org/stable/c/00efe58bbdcc93272d579ca24bfc912563f4a204 Patch
https://git.kernel.org/stable/c/0ef37eef83fad3542ee06db2940433ae1a92b39d Patch
https://git.kernel.org/stable/c/96cc3beb2390ba9f9c128c5733c0ccfe450dd4f9 Patch
https://git.kernel.org/stable/c/afeb32d9bf9aaeea51d0f723a19f14afb73bd94d Patch
https://git.kernel.org/stable/c/f48b9157f0f611fa436c360648603d5ded719b12 Patch

Ailleurs

NVD
CVE.org
CIRCL Vulnerability-Lookup
CERT-FR
GitHub Advisories