NVD Vulnerability Detail
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CVE-2024-46699
Summary

In the Linux kernel, the following vulnerability has been resolved:

drm/v3d: Disable preemption while updating GPU stats

We forgot to disable preemption around the write_seqcount_begin/end() pair
while updating GPU stats:

[ ] WARNING: CPU: 2 PID: 12 at include/linux/seqlock.h:221 __seqprop_assert.isra.0+0x128/0x150 [v3d]
[ ] Workqueue: v3d_bin drm_sched_run_job_work [gpu_sched]
<...snip...>
[ ] Call trace:
[ ] __seqprop_assert.isra.0+0x128/0x150 [v3d]
[ ] v3d_job_start_stats.isra.0+0x90/0x218 [v3d]
[ ] v3d_bin_job_run+0x23c/0x388 [v3d]
[ ] drm_sched_run_job_work+0x520/0x6d0 [gpu_sched]
[ ] process_one_work+0x62c/0xb48
[ ] worker_thread+0x468/0x5b0
[ ] kthread+0x1c4/0x1e0
[ ] ret_from_fork+0x10/0x20

Fix it.

Publication Date Sept. 13, 2024, 3:15 p.m.
Registration Date Sept. 13, 2024, 8 p.m.
Last Update Sept. 13, 2024, 3:15 p.m.
Related information, measures and tools
Common Vulnerabilities List
JVN Vulnerability Information
Linux の Linux Kernel における脆弱性
Title Linux の Linux Kernel における脆弱性
Summary

Linux の Linux Kernel には、不特定の脆弱性が存在します。

Possible impacts 情報を取得される、情報を改ざんされる、およびサービス運用妨害 (DoS) 状態にされる可能性があります。 
Solution

ベンダより正式な対策が公開されています。ベンダ情報を参照して適切な対策を実施してください。
Publication Date Aug. 28, 2024, midnight
Registration Date Sept. 18, 2024, 2:29 p.m.
Last Update Sept. 18, 2024, 2:29 p.m.
Affected System
Linux
Linux Kernel 6.10 以上 6.10.8 未満
Linux Kernel 6.11
CVE (情報セキュリティ 共通脆弱性識別子)
CWE (共通脆弱性タイプ一覧)
ベンダー情報
Change Log
No Changed Details Date of change
1 [2024年09月18日]
  掲載		 Sept. 18, 2024, 2:29 p.m.