wifi: iwlwifi: pcie: fix NULL pointer dereference in iwl_pcie_irq_rx_msix_handler() (Linux Linux)

CVE-2023-53251
MEDIUM 5.5

At a glance

Source
NVD
EPSS
EPSS 0.15 % · percentile 4 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Modified

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: pcie: fix NULL pointer dereference in iwl_pcie_irq_rx_msix_handler() rxq can be NULL only when trans_pcie->rxq is NULL and entry->entry is zero. For the case when entry->entry is not equal to 0, rxq won't be NULL even if trans_pcie->rxq is NULL. Modify checker to check for trans_pcie->rxq.

Weaknesses (CWE)

  • CWE-476 — NULL Pointer Dereference

References

Scores

VersionScoreVectorScored by
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 3.1MEDIUM 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)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Linuxaffected abc599efa67bb4138536360e07d677052b19e392 < 3b9de981fe7f1c6e07c7b852421ad69be3d4b6c2 ; affected abc599efa67bb4138536360e07d677052b19e392 < 2d690495eb2766d58e25c83676f422219c4fcf18 ; affected abc599efa67bb4138536360e07d677052b19e392 < 390e44efcf4d390b5053ad112553155d2d097c73 ; affected abc599efa67bb4138536360e07d677052b19e392 < f71d0fc407dd028416bec002ddcc62f5acb0346a ; affected abc599efa67bb4138536360e07d677052b19e392 < 1902f1953b8ba100ee8705cb8a6f1a9795550eca
Linux · Linuxaffected 5.12 ; unaffected 0 < 5.12 ; unaffected 5.15.121 ≤ 5.15.* ; unaffected 6.1.39 ≤ 6.1.* ; unaffected 6.3.13 ≤ 6.3.* ; unaffected 6.4.4 ≤ 6.4.*

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