CVE-2024-26876

MediumCVSS 5.5/10Last modified Oct 30, 2026

Description

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

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-908

Affected software

VendorProductVersions
LinuxLinux>= 3b1b975003e4a3da4b93ab032487a3ae4afca7b5, < 67b92950912195b9c83e3d652d7eb3551741d850; >= 3b1b975003e4a3da4b93ab032487a3ae4afca7b5, < 50f4b57e9a9db4ede9294f39b9e75b5f26bae9b7; >= 3b1b975003e4a3da4b93ab032487a3ae4afca7b5, < 955c1252930677762e0db2b6b9e36938c887445c; >= 3b1b975003e4a3da4b93ab032487a3ae4afca7b5, < 28a94271bd50e4cf498df0381f776f8ea40a289e; >= 3b1b975003e4a3da4b93ab032487a3ae4afca7b5, < aeedaee5ef5468caf59e2bb1265c2116e0c9a924
LinuxLinux4.15

References

Timeline

Published
Apr 17, 2024
Last modified
Oct 30, 2026
NVD status
Modified

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