- Vulnerability/
- CVE-2024-26876
CVE-2024-26876: drm/bridge: adv7511: fix crash on irq during probe
First published: Wed Apr 17 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: drm/bridge: adv7511: fix crash on irq during probe Moved IRQ registration down to end of adv7511_probe(). If an IRQ already is pending during adv7511_probe (before adv7511_cec_init) then cec_received_msg_ts could crash using uninitialized data: Unable to handle kernel read from unreadable memory at virtual address 00000000000003d5 Internal error: Oops: 96000004 [#1] PREEMPT_RT SMP Call trace: cec_received_msg_ts+0x48/0x990 [cec] adv7511_cec_irq_process+0x1cc/0x308 [adv7511] adv7511_irq_process+0xd8/0x120 [adv7511] adv7511_irq_handler+0x1c/0x30 [adv7511] irq_thread_fn+0x30/0xa0 irq_thread+0x14c/0x238 kthread+0x190/0x1a8
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/linux | <=5.10.223-1<=5.10.226-1<=6.1.115-1<=6.1.119-1 | 6.12.5-1 6.12.6-1 |
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Reference Links
- https://git.kernel.org/stable/c/28a94271bd50e4cf498df0381f776f8ea40a289e
- https://git.kernel.org/stable/c/955c1252930677762e0db2b6b9e36938c887445c
- https://git.kernel.org/stable/c/aeedaee5ef5468caf59e2bb1265c2116e0c9a924
- https://launchpad.net/bugs/cve/CVE-2024-26876
- https://git.kernel.org/stable/c/50f4b57e9a9db4ede9294f39b9e75b5f26bae9b7
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-26876
- https://nvd.nist.gov/vuln/detail/CVE-2024-26876
- https://security-tracker.debian.org/tracker/CVE-2024-26876
- https://ubuntu.com/security/CVE-2024-26876
- https://git.kernel.org/linus/aeedaee5ef5468caf59e2bb1265c2116e0c9a924
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