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CVE · referencelatest edition

Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2024-46850MEDIUM
Linux Linux — drm/amd/display: Avoid race between dcn35_set_drr() and dc_state_destruct()
  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   L   H   L   N  U  N  N  H    4.7   .0018    7.6     —
AFFECTED
  Product  Versions                                    Fixed
  Linux    06ad7e16425619a4a77154c2e85bededb3e04a4f –  —
  Linux    6.7 –                                       6.10.11
TIMELINE
  Sep 11  Reserved by Linux
  Sep 27  Published (CNA: Linux)
  Aug 4   RESCORED — CVE-2024-46850 (Linux). CVSS 7.8 → 4.7 (NVD).
CWE-476 · CNA: Linux · CVSS v3.1 · 2 references · NVD status: Modified

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Avoid race between dcn35_set_drr() and dc_state_destruct() dc_state_destruct() nulls the resource context of the DC state. The pipe context passed to dcn35_set_drr() is a member of this resource context. If dc_state_destruct() is called parallel to the IRQ processing (which calls dcn35_set_drr() at some point), we can end up using already nulled function callback fields of struct stream_resource. The logic in dcn35_set_drr() already tries to avoid this, by checking tg against NULL. But if the nulling happens exactly after the NULL check and before the next access, then we get a race. Avoid this by copying tg first to a local variable, and then use this variable for all the operations. This should work, as long as nobody frees the resource pool where the timing generators live. (cherry picked from commit 0607a50c004798a96e62c089a4c34c220179dcb5)

Lifecycle

Complete event history — 3 events, chronological
DateEventDetail
September 11, 2024ReservedReserved by Linux
September 27, 2024PublishedPublished (CNA: Linux)
August 4, 2026RESCOREDRESCORED — CVE-2024-46850 (Linux). CVSS 7.8 → 4.7 (NVD).

Affected

Affected products and packages — 2 rows
VendorProduct / PackageEcosystemVersion introducedFixed
LinuxLinux06ad7e16425619a4a77154c2e85bededb3e04a4f
LinuxLinux6.76.10.11

Weaknesses

CWE-476

References (2)

Related

Authoritative record: CVE-2024-46850 at cve.org

Vendors: linux

Weaknesses: CWE-476

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2024-46850 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, August 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.