ACK: [SRU][N][PATCH 0/1] CVE-2024-56595

[Manuel Diewald]

On Fri, Feb 28, 2025 at 08:51:44AM +0100, Massimiliano Pellizzer wrote:
> [Impact]
> 
> jfs: add a check to prevent array-index-out-of-bounds in dbAdjTree
> 
> When the value of lp is 0 at the beginning of the for loop, it will
> become negative in the next assignment and we should bail out.
> 
> [Fix]
> 
> Oracular: Fixed via upstream stable updates (LP: #2096827)
> Noble: Clean cherry pick from mainline
> Jammy: Fixed via upstream stable updates (LP: #2095283)
> Focal: Fixed via upstream stable updates (LP: #2095145)
> 
> [Test Case]
> 
> Compile tested only.
> 
> [Where problems could occur]
> 
> A regression here is unlikely due to the very limited scope of the
> patch.
> 
> Nihar Chaithanya (1):
>   jfs: add a check to prevent array-index-out-of-bounds in dbAdjTree
> 
>  fs/jfs/jfs_dmap.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> -- 
> 2.43.0
> 
> 
> -- 
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> kernel-team at lists.ubuntu.com
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Acked-by: Manuel Diewald <manuel.diewald at canonical.com>

-- 
 Manuel
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