RDMA/cxgb4: Fix potential null-ptr-deref in pass_establish() (Linux Linux)

CVE-2023-53335
HIGH 7.5

En bref

Source
NVD
EPSS
EPSS 0.49 % · centile 42 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
Linux
Statut NVD
Modified

Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/cxgb4: Fix potential null-ptr-deref in pass_establish() If get_ep_from_tid() fails to lookup non-NULL value for ep, ep is dereferenced later regardless of whether it is empty. This patch adds a simple sanity check to fix the issue. Found by Linux Verification Center (linuxtesting.org) with SVACE.

Faiblesses (CWE)

  • CWE-476 — Déréférencement de pointeur nul

Références

Scores

VersionScoreVecteurÉvalué par
CVSS 3.1HIGH 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HLinux
CVSS 3.1MEDIUM 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HCISA-ADP
CVSS 3.1HIGH 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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)
CVSS 3.1MEDIUM 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HNVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Références européennes

Avis du CERT-FR

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
Linux · Linuxaffected 944661dd97f4f257cd914fffec7eb80832ff9141 < 9dca64042d855a24b0bd81ce242e5dc7e939f6eb ; affected 944661dd97f4f257cd914fffec7eb80832ff9141 < 2cfc00e974d75a3aa8155f2660f57d342e1f67ca ; affected 944661dd97f4f257cd914fffec7eb80832ff9141 < 9ddc77eefb2a567b705c3c86ab2ddabe43cadf1b ; affected 944661dd97f4f257cd914fffec7eb80832ff9141 < 283861a4c52c1ea4df3dd1b6fc75a50796ce3524
Linux · Linuxaffected 4.7 ; unaffected 0 < 4.7 ; unaffected 5.15.99 ≤ 5.15.* ; unaffected 6.1.16 ≤ 6.1.* ; unaffected 6.2.3 ≤ 6.2.* ; unaffected 6.3 ≤ *

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