NULL Pointer Dereference Affecting kernel-64kb-devel package, versions <6.4.0-150600.23.17.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating

    Threat Intelligence

    EPSS
    0.04% (10th percentile)

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  • Snyk ID SNYK-SLES156-KERNEL64KBDEVEL-7649246
  • published 8 Aug 2024
  • disclosed 7 Aug 2024

How to fix?

Upgrade SLES:15.6 kernel-64kb-devel to version 6.4.0-150600.23.17.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-64kb-devel package and not the kernel-64kb-devel package as distributed by SLES. See How to fix? for SLES:15.6 relevant fixed versions and status.

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 Scores

version 3.1
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NVD

5.5 medium
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High
Expand this section

SUSE

5.5 medium
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Red Hat

5.5 medium