CVE-2024-40937

gve: Clear napi->skb before dev_kfree_skb_any()

CRITICAL 9.8

En bref

Source
NVD
EPSS
EPSS 0.74 % · centile 54 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
Linux
Statut NVD
Modified

Description

In the Linux kernel, the following vulnerability has been resolved: gve: Clear napi->skb before dev_kfree_skb_any() gve_rx_free_skb incorrectly leaves napi->skb referencing an skb after it is freed with dev_kfree_skb_any(). This can result in a subsequent call to napi_get_frags returning a dangling pointer. Fix this by clearing napi->skb before the skb is freed.

Références

Scores

VersionScoreVecteurÉvalué par
CVSS 3.1CRITICAL 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HLinux
CVSS 3.1CRITICAL 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HNVD · 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Secondary)
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)

Références européennes

Avis du CERT-FR

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
Linux · Linuxaffected 9b8dd5e5ea48bbb7532d20c4093a79d8283e4029 < 75afd8724739ee5ed8165acde5f6ac3988b485cc ; affected 9b8dd5e5ea48bbb7532d20c4093a79d8283e4029 < d221284991118c0ab16480b53baecd857c0bc442 ; affected 9b8dd5e5ea48bbb7532d20c4093a79d8283e4029 < 2ce5341c36993b776012601921d7688693f8c037 ; affected 9b8dd5e5ea48bbb7532d20c4093a79d8283e4029 < a68184d5b420ea4fc7e6b7ceb52bbc66f90d3c50 ; affected 9b8dd5e5ea48bbb7532d20c4093a79d8283e4029 < 6f4d93b78ade0a4c2cafd587f7b429ce95abb02e
Linux · Linuxaffected 5.14 ; unaffected 0 < 5.14 ; unaffected 5.15.162 ≤ 5.15.* ; unaffected 6.1.95 ≤ 6.1.* ; unaffected 6.6.35 ≤ 6.6.* ; unaffected 6.9.6 ≤ 6.9.*

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