APPLIED: [SRU][M][PATCH 0/1] CVE-2024-26734

Roxana Nicolescu roxana.nicolescu at canonical.com
Thu Apr 25 15:09:27 UTC 2024


On 16/04/2024 21:26, Bethany Jamison wrote:
> [Impact]
>
>   In the Linux kernel, the following vulnerability has been resolved:
>
>   devlink: fix possible use-after-free and memory leaks in devlink_init()
>
>   The pernet operations structure for the subsystem must be registered
>   before registering the generic netlink family.
>
>   Make an unregister in case of unsuccessful registration.
>
> [Fix]
>
> Mantic:	Clean cherry-pick from linux-6.6.y
> Jammy:	not-affected
> Focal:	not-affected
> Bionic:	not-affected
> Xenial:	not-affected
> Trusty: not-affected
>
> [Test Case]
>
> Compile and boot tested.
>
> [Where problems could occur]
>
> This fix affects those who use the devlink api when registering or
> unregistering a generic netlink family, an issue with this fix
> would be visable to the user with memory corruption or a system
> crash.
>
> Vasiliy Kovalev (1):
>    devlink: fix possible use-after-free and memory leaks in
>      devlink_init()
>
>   net/devlink/core.c | 12 +++++++++---
>   1 file changed, 9 insertions(+), 3 deletions(-)
>
Applied to mantic master-next branch. Thanks!



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