CVE-2024-26876 Affecting kernel-azure package, versions <5.14.21-150500.33.51.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.05% (18th percentile)

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  • Snyk IDSNYK-SLES155-KERNELAZURE-6844100
  • published15 May 2024
  • disclosed14 May 2024

Introduced: 14 May 2024

CVE-2024-26876  (opens in a new tab)

How to fix?

Upgrade SLES:15.5 kernel-azure to version 5.14.21-150500.33.51.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-azure package and not the kernel-azure package as distributed by SLES. See How to fix? for SLES:15.5 relevant fixed versions and status.

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

CVSS Scores

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