CVE-2024-43844

/// Technical description

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

wifi: rtw89: wow: fix GTK offload H2C skbuff issue

We mistakenly put skb too large and that may exceed skb->end.

Therefore, we fix it.

skbuff: skb_over_panic: text:ffffffffc09e9a9d len:416 put:204 head:ffff8fba04eca780 data:ffff8fba04eca7e0 tail:0x200 end:0x140 dev:<NULL>

------------[ cut here ]------------

kernel BUG at net/core/skbuff.c:192!

invalid opcode: 0000 [#1] PREEMPT SMP PTI

CPU: 1 PID: 4747 Comm: kworker/u4:44 Tainted: G O 6.6.30-02659-gc18865c4dfbd #1 86547039b47e46935493f615ee31d0b2d711d35e

Hardware name: HP Meep/Meep, BIOS Google_Meep.11297.262.0 03/18/2021

Workqueue: events_unbound async_run_entry_fn

RIP: 0010:skb_panic+0x5d/0x60

Code: c6 63 8b 8f bb 4c 0f 45 f6 48 c7 c7 4d 89 8b bb 48 89 ce 44 89 d1 41 56 53 41 53 ff b0 c8 00 00 00 e8 27 5f 23 00 48 83 c4 20 <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1f 44

RSP: 0018:ffffaa700144bad0 EFLAGS: 00010282

RAX: 0000000000

/// Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

/// References