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CVE-2022-48671

MEDIUM

5.5

Description

In the Linux kernel, the following vulnerability has been resolved: cgroup: Add missing cpus_read_lock() to cgroup_attach_task_all() syzbot is hitting percpu_rwsem_assert_held(&cpu_hotplug_lock) warning at cpuset_attach() [1], for commit 4f7e7236435ca0ab ("cgroup: Fix threadgroup_rwsem <-> cpus_read_lock() deadlock") missed that cpuset_attach() is also called from cgroup_attach_task_all(). Add cpus_read_lock() like what cgroup_procs_write_start() does.

Details CVE

Score CVSS v3.15.5

SeveriteMEDIUM

Vecteur CVSSCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Vecteur d'attaqueLOCAL

ComplexiteLOW

Privileges requisLOW

Interaction utilisateurNONE

Publie5/3/2024

Derniere modification11/21/2024

Sourcenvd

Observations honeypot0

Produits affectes

linux:linux_kernel

Faiblesses (CWE)

CWE-667CWE-667

References

https://git.kernel.org/stable/c/07191f984842d50020789ff14c75da436a7f46a9(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/321488cfac7d0eb6d97de467015ff754f85813ff(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/43626dade36fa74d3329046f4ae2d7fdefe401c6(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/5db17805b6ba4c34dab303f49aea3562fc25af75(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/99bc25748e394d17f9e8b10cc7f273b8e64c1c7e(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/9f267393b036f1470fb12fb892d59e7ff8aeb58d(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/07191f984842d50020789ff14c75da436a7f46a9(af854a3a-2127-422b-91ae-364da2661108)

https://git.kernel.org/stable/c/321488cfac7d0eb6d97de467015ff754f85813ff(af854a3a-2127-422b-91ae-364da2661108)

https://git.kernel.org/stable/c/43626dade36fa74d3329046f4ae2d7fdefe401c6(af854a3a-2127-422b-91ae-364da2661108)

https://git.kernel.org/stable/c/5db17805b6ba4c34dab303f49aea3562fc25af75(af854a3a-2127-422b-91ae-364da2661108)

https://git.kernel.org/stable/c/99bc25748e394d17f9e8b10cc7f273b8e64c1c7e(af854a3a-2127-422b-91ae-364da2661108)

https://git.kernel.org/stable/c/9f267393b036f1470fb12fb892d59e7ff8aeb58d(af854a3a-2127-422b-91ae-364da2661108)

Correlations IOC

Aucune correlation enregistree

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