CVE - CVE-2022-48671

CVE-ID
CVE-2022-48671	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
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.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:https://git.kernel.org/stable/c/07191f984842d50020789ff14c75da436a7f46a9 URL:https://git.kernel.org/stable/c/07191f984842d50020789ff14c75da436a7f46a9 MISC:https://git.kernel.org/stable/c/321488cfac7d0eb6d97de467015ff754f85813ff URL:https://git.kernel.org/stable/c/321488cfac7d0eb6d97de467015ff754f85813ff MISC:https://git.kernel.org/stable/c/43626dade36fa74d3329046f4ae2d7fdefe401c6 URL:https://git.kernel.org/stable/c/43626dade36fa74d3329046f4ae2d7fdefe401c6 MISC:https://git.kernel.org/stable/c/5db17805b6ba4c34dab303f49aea3562fc25af75 URL:https://git.kernel.org/stable/c/5db17805b6ba4c34dab303f49aea3562fc25af75 MISC:https://git.kernel.org/stable/c/99bc25748e394d17f9e8b10cc7f273b8e64c1c7e URL:https://git.kernel.org/stable/c/99bc25748e394d17f9e8b10cc7f273b8e64c1c7e MISC:https://git.kernel.org/stable/c/9f267393b036f1470fb12fb892d59e7ff8aeb58d URL:https://git.kernel.org/stable/c/9f267393b036f1470fb12fb892d59e7ff8aeb58d
Assigning CNA
kernel.org
Date Record Created
20240225	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20240225)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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