ACK: [SRU][F/J][PATCH 0/2] CVE-2024-39494

[Stefan Bader]

On 27.08.24 12:13, Juerg Haefliger wrote:
> https://ubuntu.com/security/CVE-2024-39494
> 
> [ Impact ]
> 
> Potential use-after-free if IMA is enabled and measured files are renamed.
> 
> 
> [ Test Case ]
> 
> Enabled IMA and verified that (some) measurements were taken without
> catastrophic results. Note that not all of the modified (crucial) paths
> were taken (don't know how to force the exact condition).
> 
> 
> [ Where Problems Could Occur ]
> 
> Problems might show up if IMA is enabled (via a kernel commandline option)
> and the kernel collects hashes of files or performs other IMA related operations.
> There are also minor modifications of generic fs routines so any filesystem
> operation could cause issues.
> 

Acked-by: Stefan Bader <stefan.bader at canonical.com>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: OpenPGP_0xE8675DEECBEECEA3.asc
Type: application/pgp-keys
Size: 48643 bytes
Desc: OpenPGP public key
URL: <https://lists.ubuntu.com/archives/kernel-team/attachments/20240828/0dc122ca/attachment-0001.key>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: OpenPGP_signature.asc
Type: application/pgp-signature
Size: 833 bytes
Desc: OpenPGP digital signature
URL: <https://lists.ubuntu.com/archives/kernel-team/attachments/20240828/0dc122ca/attachment-0001.sig>