CVE Alert: CVE-2023-52983
Vulnerability Summary: CVE-2023-52983
In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix uaf for bfqq in bic_set_bfqq() After commit 64dc8c732f5c (“block, bfq: fix possible uaf for ‘bfqq->bic'”), bic->bfqq will be accessed in bic_set_bfqq(), however, in some context bic->bfqq will be freed, and bic_set_bfqq() is called with the freed bic->bfqq. Fix the problem by always freeing bfqq after bic_set_bfqq().
Affected Endpoints:
No affected endpoints listed.
Published Date:
3/27/2025, 5:15:45 PM
🔥 CVSS Score:
Exploit Status:
Not ExploitedReferences:
- https://git.kernel.org/stable/c/511c922c5bf6c8a166bea826e702336bc2424140
- https://git.kernel.org/stable/c/7f77f3dab5066a7c9da73d72d1eee895ff84a8d5
- https://git.kernel.org/stable/c/b600de2d7d3a16f9007fad1bdae82a3951a26af2
- https://git.kernel.org/stable/c/cb1876fc33af26d00efdd473311f1b664c77c44e
Recommended Action:
No proposed action available. Please refer to vendor documentation for updates.
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