CVE-2024-39498

MEDIUM EPSS 14.7%
Published Jul 12, 20241y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Jul 12, 2024 1y ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: drm/mst: Fix NULL pointer dereference at drm_dp_add_payload_part2 [Why] Commit: - commit 5aa1dfcdf0a4 ("drm/mst: Refactor the flow for payload allocation/removement") accidently overwrite the commit - commit 54d217406afe ("drm: use mgr->dev in drm_dbg_kms in drm_dp_add_payload_part2") which cause regression. [How] Recover the original NULL fix and remove the unnecessary input parameter 'state' for drm_dp_add_payload_part2(). (cherry picked from commit 4545614c1d8da603e57b60dd66224d81b6ffc305)

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
14.7% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 1

VendorProductVersionRange
linuxlinux_kernel*≥6.7  –  <6.9.6

References 2

  • git.kernel.org https://git.kernel.org/stable/c/5a507b7d2be15fddb95bf8dee01110b723e2bcd9
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/8e21de5f99b2368a5155037ce0aae8aaba3f5241
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/5a507b7d2be15fddb95bf8dee01110b723e2bcd9
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/8e21de5f99b2368a5155037ce0aae8aaba3f5241
    Patch