CVE-2026-68107
Detail
Received This CVE record has recently been published to the CVE List and has been included within the NVD dataset.
Description
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)
Metrics
CVSS Version 4.0
CVSS Version 3.x
CVSS Version 2.0
NVD enrichment efforts reference publicly available information to associate
vector strings. CVSS information contributed by other sources is also
displayed.
CVSS 4.0 Severity and Vector Strings:
NVD assessment
not yet provided.
CVSS 3.x Severity and Vector Strings:
NVD assessment
not yet provided.
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS 2.0 Severity and Vector Strings:
NVD assessment
not yet provided.
References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving NIST webspace.
We have provided these links to other web sites because they
may have information that would be of interest to you. No
inferences should be drawn on account of other sites being
referenced, or not, from this page. There may be other web
sites that are more appropriate for your purpose. NIST does
not necessarily endorse the views expressed, or concur with
the facts presented on these sites. Further, NIST does not
endorse any commercial products that may be mentioned on
these sites. Please address comments about this page to [email protected]
Change History
4 change records found show changes
CVE Modified by kernel.org
8/17/2026 1:18:10 AM
Action
Type
Old Value
New Value
Changed
Affected
Record truncated, showing 2048 of 2111 characters.
View Entire Change Record [{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","programFiles":["drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"version":"cfdde9197ecd957281507be99af172671a57755c","lessThan":"bbbe6a2a8d8dc87243438d3ffea2083b52d882d9","versionType":"git","status":"affected"},{"version":"6dc4eddeb7e6cca7e1ab32cafbda79d06e652d84","lessThan":"ff6aa542d91d76a185f69bd1997b94a560ff5f6b","versionType":"git","status":"affected"},{"version":"2b10cb58d7a3fd621ec9b2ba765a092e562ef998","lessThan":"bd868c077f67589ed2a714307ceaade5f246e302","versionType":"git","status":"affected"},{"version":"2b10cb58d7a3fd621ec9b2ba765a092e562ef998","lessThan":"c309626bf91fa0a0b583575654e6e14e81f818a3","versionType":"git","status":"affected"},{"version":"2b10cb58d7a3fd621ec9b2ba765a092e562ef998","lessThan":"3b4082fabc67c9780b06eb959e59dd92fa79c0f0","versionType":"git","status":"affected"},{"version":"b1dc92f55b22a80ded8f0263c9ef4ba902303895","versionType":"git","status":"affected"},{"version":"6.6.107","lessThan":"6.6.148","versionType":"semver","status":"affected"},{"version":"6.12.48","lessThan":"6.12.101","versionType":"semver","status":"affected"},{"version":"6.16.8","lessThan":"6.17","versionType":"semver","status":"affected"}]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","programFiles":["drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"version":"6.17","status":"affected"},{"version":"0","lessThan":"6.17","versionType":"semver","status":"unaffected"},{"version":"6.6.148","lessThanOrEqual":"6.6.*","versionType":"semver","status":"unaffected"},{"version":"6.12.101","lessThanOrEqual":"6.12.*","versionType":"semver","status":"unaffected"},{"version":"6.18.42","lessThanOrEqual":"6.18.*","versionType":"semver","status":"unaffected"},{"version":"7.1.6","lessThanOrEqual":"7.1.*","versionType":"semver","status":"unaffected"},{"version":"7.2-rc2","lessThanOrEqual":"*","v
Record truncated, showing 2048 of 2107 characters.
View Entire Change Record [{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","programFiles":["drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"version":"cfdde9197ecd957281507be99af172671a57755c","lessThan":"bbbe6a2a8d8dc87243438d3ffea2083b52d882d9","versionType":"git","status":"affected"},{"version":"6dc4eddeb7e6cca7e1ab32cafbda79d06e652d84","lessThan":"ff6aa542d91d76a185f69bd1997b94a560ff5f6b","versionType":"git","status":"affected"},{"version":"2b10cb58d7a3fd621ec9b2ba765a092e562ef998","lessThan":"bd868c077f67589ed2a714307ceaade5f246e302","versionType":"git","status":"affected"},{"version":"2b10cb58d7a3fd621ec9b2ba765a092e562ef998","lessThan":"c309626bf91fa0a0b583575654e6e14e81f818a3","versionType":"git","status":"affected"},{"version":"2b10cb58d7a3fd621ec9b2ba765a092e562ef998","lessThan":"3b4082fabc67c9780b06eb959e59dd92fa79c0f0","versionType":"git","status":"affected"},{"version":"b1dc92f55b22a80ded8f0263c9ef4ba902303895","versionType":"git","status":"affected"},{"version":"6.6.107","lessThan":"6.6.148","versionType":"semver","status":"affected"},{"version":"6.12.48","lessThan":"6.12.101","versionType":"semver","status":"affected"},{"version":"6.16.8","lessThan":"6.17","versionType":"semver","status":"affected"}]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","programFiles":["drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"version":"6.17","status":"affected"},{"version":"0","lessThan":"6.17","versionType":"semver","status":"unaffected"},{"version":"6.6.148","lessThanOrEqual":"6.6.*","versionType":"semver","status":"unaffected"},{"version":"6.12.101","lessThanOrEqual":"6.12.*","versionType":"semver","status":"unaffected"},{"version":"6.18.42","lessThanOrEqual":"6.18.*","versionType":"semver","status":"unaffected"},{"version":"7.1.6","lessThanOrEqual":"7.1.*","versionType":"semver","status":"unaffected"},{"version":"7.2","lessThanOrEqual":"*","versi
CVE Modified by kernel.org
8/13/2026 7:17:16 PM
Action
Type
Old Value
New Value
Added
CVSS V3.1
AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVE Modified by kernel.org
8/12/2026 8:17:34 PM
Action
Type
Old Value
New Value
Changed
Affected
[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","programFiles":["drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"bbbe6a2a8d8dc87243438d3ffea2083b52d882d9","versionType":"git","status":"affected"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"ff6aa542d91d76a185f69bd1997b94a560ff5f6b","versionType":"git","status":"affected"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"bd868c077f67589ed2a714307ceaade5f246e302","versionType":"git","status":"affected"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"c309626bf91fa0a0b583575654e6e14e81f818a3","versionType":"git","status":"affected"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"3b4082fabc67c9780b06eb959e59dd92fa79c0f0","versionType":"git","status":"affected"},{"version":"0","lessThan":"6.6.148","versionType":"semver","status":"affected"},{"version":"0","lessThan":"6.12.101","versionType":"semver","status":"affected"},{"version":"0","lessThan":"6.18.42","versionType":"semver","status":"affected"},{"version":"0","lessThan":"7.1.6","versionType":"semver","status":"affected"}]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","programFiles":["drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"version":"6.6.148","lessThanOrEqual":"6.6.*","versionType":"semver","status":"unaffected"},{"version":"6.12.101","lessThanOrEqual":"6.12.*","versionType":"semver","status":"unaffected"},{"version":"6.18.42","lessThanOrEqual":"6.18.*","versionType":"semver","status":"unaffected"},{"version":"7.1.6","lessThanOrEqual":"7.1.*","versionType":"semver","status":"unaffected"},{"version":"7.2-rc2","lessThanOrEqual":"*","versionType":"original_commit_for_fix","status":"unaffected"}]}]
Record truncated, showing 2048 of 2111 characters.
View Entire Change Record [{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","programFiles":["drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"version":"cfdde9197ecd957281507be99af172671a57755c","lessThan":"bbbe6a2a8d8dc87243438d3ffea2083b52d882d9","versionType":"git","status":"affected"},{"version":"6dc4eddeb7e6cca7e1ab32cafbda79d06e652d84","lessThan":"ff6aa542d91d76a185f69bd1997b94a560ff5f6b","versionType":"git","status":"affected"},{"version":"2b10cb58d7a3fd621ec9b2ba765a092e562ef998","lessThan":"bd868c077f67589ed2a714307ceaade5f246e302","versionType":"git","status":"affected"},{"version":"2b10cb58d7a3fd621ec9b2ba765a092e562ef998","lessThan":"c309626bf91fa0a0b583575654e6e14e81f818a3","versionType":"git","status":"affected"},{"version":"2b10cb58d7a3fd621ec9b2ba765a092e562ef998","lessThan":"3b4082fabc67c9780b06eb959e59dd92fa79c0f0","versionType":"git","status":"affected"},{"version":"b1dc92f55b22a80ded8f0263c9ef4ba902303895","versionType":"git","status":"affected"},{"version":"6.6.107","lessThan":"6.6.148","versionType":"semver","status":"affected"},{"version":"6.12.48","lessThan":"6.12.101","versionType":"semver","status":"affected"},{"version":"6.16.8","lessThan":"6.17","versionType":"semver","status":"affected"}]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","programFiles":["drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"version":"6.17","status":"affected"},{"version":"0","lessThan":"6.17","versionType":"semver","status":"unaffected"},{"version":"6.6.148","lessThanOrEqual":"6.6.*","versionType":"semver","status":"unaffected"},{"version":"6.12.101","lessThanOrEqual":"6.12.*","versionType":"semver","status":"unaffected"},{"version":"6.18.42","lessThanOrEqual":"6.18.*","versionType":"semver","status":"unaffected"},{"version":"7.1.6","lessThanOrEqual":"7.1.*","versionType":"semver","status":"unaffected"},{"version":"7.2-rc2","lessThanOrEqual":"*","v
New CVE Received from kernel.org
8/10/2026 9:19:55 AM
Action
Type
Old Value
New Value
Added
Description
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)
Added
Reference
https://git.kernel.org/stable/c/3b4082fabc67c9780b06eb959e59dd92fa79c0f0
Added
Reference
https://git.kernel.org/stable/c/bbbe6a2a8d8dc87243438d3ffea2083b52d882d9
Added
Reference
https://git.kernel.org/stable/c/bd868c077f67589ed2a714307ceaade5f246e302
Added
Reference
https://git.kernel.org/stable/c/c309626bf91fa0a0b583575654e6e14e81f818a3
Added
Reference
https://git.kernel.org/stable/c/ff6aa542d91d76a185f69bd1997b94a560ff5f6b
Added
Affected
[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","programFiles":["drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"bbbe6a2a8d8dc87243438d3ffea2083b52d882d9","versionType":"git","status":"affected"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"ff6aa542d91d76a185f69bd1997b94a560ff5f6b","versionType":"git","status":"affected"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"bd868c077f67589ed2a714307ceaade5f246e302","versionType":"git","status":"affected"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"c309626bf91fa0a0b583575654e6e14e81f818a3","versionType":"git","status":"affected"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"3b4082fabc67c9780b06eb959e59dd92fa79c0f0","versionType":"git","status":"affected"},{"version":"0","lessThan":"6.6.148","versionType":"semver","status":"affected"},{"version":"0","lessThan":"6.12.101","versionType":"semver","status":"affected"},{"version":"0","lessThan":"6.18.42","versionType":"semver","status":"affected"},{"version":"0","lessThan":"7.1.6","versionType":"semver","status":"affected"}]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","programFiles":["drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"version":"6.6.148","lessThanOrEqual":"6.6.*","versionType":"semver","status":"unaffected"},{"version":"6.12.101","lessThanOrEqual":"6.12.*","versionType":"semver","status":"unaffected"},{"version":"6.18.42","lessThanOrEqual":"6.18.*","versionType":"semver","status":"unaffected"},{"version":"7.1.6","lessThanOrEqual":"7.1.*","versionType":"semver","status":"unaffected"},{"version":"7.2-rc2","lessThanOrEqual":"*","versionType":"original_commit_for_fix","status":"unaffected"}]}]
Quick Info
CVE Dictionary Entry: CVE-2026-68107 NVD
Published Date: 08/10/2026 NVD
Last Modified: 08/17/2026
Source: kernel.org
) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.
