ACK: [SRU][F][PATCH 0/1] CVE-2024-41073

Cengiz Can cengiz.can at canonical.com
Sun Sep 15 03:37:05 UTC 2024


On 13-09-24 17:12:06, Koichiro Den wrote:
> [Impact]
> 
> nvme: avoid double free special payload
> 
> If a discard request needs to be retried, and that retry may fail before
> a new special payload is added, a double free will result. Clear the
> RQF_SPECIAL_LOAD when the request is cleaned.
> 
> [Backport]
> 
> Adjusted context due to a missing commit 3973e15fa534 ("nvme: use bvec_virt")
> 
> [Fix]
> 
> Noble:  fixed via stable (pending)
> Jammy:  fixed via stable (pending)
> Focal:  Backport - adjusted contexts due to a missing commit
> Bionic: fix sent to esm ML
> Xenial: not affected
> Trusty: not affected
> 
> [Test case]
> 
> Compile and boot tested
> 
> [Where problem could occur]
> 
> This fix affects those who use any NVMe device, an issue with this fix
> would be visible to the user via unpredicted system behavior or a system
> crash induced by a double free under specific conditions.
> 
> 
> Chunguang Xu (1):
>   nvme: avoid double free special payload


Acked-by: Cengiz Can <cengiz.can at canonical.com>

> 
>  drivers/nvme/host/core.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> -- 
> 2.43.0
> 
> 
> -- 
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