media: pci: ivtv: Add check for DMA map result (Linux Linux)

CVE-2024-43877
HIGH 7.8

At a glance

Source
NVD
EPSS
EPSS 0.22 % · percentile 12 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Modified

Description

In the Linux kernel, the following vulnerability has been resolved: media: pci: ivtv: Add check for DMA map result In case DMA fails, 'dma->SG_length' is 0. This value is later used to access 'dma->SGarray[dma->SG_length - 1]', which will cause out of bounds access. Add check to return early on invalid value. Adjust warnings accordingly. Found by Linux Verification Center (linuxtesting.org) with SVACE.

Weaknesses (CWE)

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HLinux
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HNVD · 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Secondary)
CVSS 3.1HIGH 7.1CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:HNVD · nvd@nist.gov (Primary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Linuxaffected 4551236b55e80b2c1720b10b77e9400118b2339e < 38f72c7e7c6b55614f9407555fd5ce9d019b0fa4 ; affected 66c8a83bf1de2eb3eea4734c7eda22255a965f11 < 81d0664bed91a858c7b50c263954b59d65f1b414 ; affected 1932dc2f4cf6ac23e48e5fcc24d21adbe35691d1 < 24062aa7407091dee3e45a8e8037df437e848718 ; affected 1932dc2f4cf6ac23e48e5fcc24d21adbe35691d1 < 3d8fd92939e21ff0d45100ab208f8124af79402a ; affected 1932dc2f4cf6ac23e48e5fcc24d21adbe35691d1 < c766065e8272085ea9c436414b7ddf1f12e7787b ; affected 1932dc2f4cf6ac23e48e5fcc24d21adbe35691d1 < 629913d6d79508b166c66e07e4857e20233d85a9
Linux · Linuxaffected 5.16 ; unaffected 0 < 5.16 ; unaffected 6.1.103 ≤ 6.1.* ; unaffected 6.6.44 ≤ 6.6.* ; unaffected 6.10.3 ≤ 6.10.* ; unaffected 6.11 ≤ *

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