drm/amd/display: Check correct bounds for stream encoder instances for DCN303 (Linux Linux)

CVE-2022-50079
HIGH 7.0

At a glance

Source
NVD
EPSS
EPSS 0.27 % · percentile 20 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Modified

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check correct bounds for stream encoder instances for DCN303 [Why & How] eng_id for DCN303 cannot be more than 1, since we have only two instances of stream encoders. Check the correct boundary condition for engine ID for DCN303 prevent the potential out of bounds access.

Weaknesses (CWE)

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 7.0CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:HLinux
CVSS 3.1HIGH 7.0CVSS:3.1/AV:L/AC:H/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 cd6d421e3d1ad5926b74091254e345db730e7706 < 82a27c1855445d48aacc67b0c0640f3dadebe52f ; affected cd6d421e3d1ad5926b74091254e345db730e7706 < 4c31dca1799612eb3b6413e3e574f90c3fb8f865 ; affected cd6d421e3d1ad5926b74091254e345db730e7706 < 89b008222c2bf21e50219725caed31590edfd9d1
Linux · Linuxaffected 5.14 ; unaffected 0 < 5.14 ; unaffected 5.15.63 ≤ 5.15.* ; unaffected 5.19.4 ≤ 5.19.* ; unaffected 6.0 ≤ *

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