CVE-2026-68107

HIGH 8.8

drm/amdgpu/vcn4: avoid rereading IB param length

CVSS Score

8.8

EPSS Score

0.0%

EPSS Percentile

0th

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vcn4: avoid rereading IB param length Reuse the parameter length returned by vcn_v4_0_enc_find_ib_param() instead of rereading it from the IB. This avoids a potential TOCTOU issue if the IB contents change between reads. (cherry picked from commit dbb02b4755f8c1f3773263f2d779872c1c0c073a)

Vendor	linux
Product	linux
Ecosystems	Linux Kernel
Industries	Technology
Published	Aug 10, 2026
Last Updated	Aug 17, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Linux / Linux

cfdde9197ecd957281507be99af172671a57755c < bbbe6a2a8d8dc87243438d3ffea2083b52d882d9 6dc4eddeb7e6cca7e1ab32cafbda79d06e652d84 < ff6aa542d91d76a185f69bd1997b94a560ff5f6b 2b10cb58d7a3fd621ec9b2ba765a092e562ef998 < bd868c077f67589ed2a714307ceaade5f246e302 2b10cb58d7a3fd621ec9b2ba765a092e562ef998 < c309626bf91fa0a0b583575654e6e14e81f818a3 2b10cb58d7a3fd621ec9b2ba765a092e562ef998 < 3b4082fabc67c9780b06eb959e59dd92fa79c0f0 b1dc92f55b22a80ded8f0263c9ef4ba902303895 6.6.107 < 6.6.148 6.12.48 < 6.12.101 6.16.8 < 6.17

Linux / Linux

6.17

References

NVD ↗ CVE.org ↗ EPSS Data ↗

git.kernel.org: https://git.kernel.org/stable/c/bbbe6a2a8d8dc87243438d3ffea2083b52d882d9 git.kernel.org: https://git.kernel.org/stable/c/ff6aa542d91d76a185f69bd1997b94a560ff5f6b git.kernel.org: https://git.kernel.org/stable/c/bd868c077f67589ed2a714307ceaade5f246e302 git.kernel.org: https://git.kernel.org/stable/c/c309626bf91fa0a0b583575654e6e14e81f818a3 git.kernel.org: https://git.kernel.org/stable/c/3b4082fabc67c9780b06eb959e59dd92fa79c0f0