RDMA/cxgb4: Added NULL check for lookup_atid (Linux Linux)

CVE-2024-47749
HIGH 7.5

At a glance

Source
NVD
EPSS
EPSS 0.57 % · percentile 47 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Modified

Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/cxgb4: Added NULL check for lookup_atid The lookup_atid() function can return NULL if the ATID is invalid or does not exist in the identifier table, which could lead to dereferencing a null pointer without a check in the `act_establish()` and `act_open_rpl()` functions. Add a NULL check to prevent null pointer dereferencing. Found by Linux Verification Center (linuxtesting.org) with SVACE.

Weaknesses (CWE)

  • CWE-476 — NULL Pointer Dereference

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HLinux
CVSS 3.1HIGH 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)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Linuxaffected cfdda9d764362ab77b11a410bb928400e6520d57 < b12e25d91c7f97958341538c7dc63ee49d01548f ; affected cfdda9d764362ab77b11a410bb928400e6520d57 < 4e1fe68d695af367506ea3c794c5969630f21697 ; affected cfdda9d764362ab77b11a410bb928400e6520d57 < dd598ac57dcae796cb58551074660c39b43fb155 ; affected cfdda9d764362ab77b11a410bb928400e6520d57 < b11318dc8a1ec565300bb1a9073095af817cc508 ; affected cfdda9d764362ab77b11a410bb928400e6520d57 < 39cb9f39913566ec5865581135f3e8123ad1aee1 ; affected cfdda9d764362ab77b11a410bb928400e6520d57 < 0d50ae281a1712b9b2ca72830a96b8f11882358d
Linux · Linuxaffected 2.6.35 ; unaffected 0 < 2.6.35 ; unaffected 4.19.323 ≤ 4.19.* ; unaffected 5.4.285 ≤ 5.4.* ; unaffected 5.10.227 ≤ 5.10.* ; unaffected 5.15.168 ≤ 5.15.*

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