VDB
DEBIAN-CVE-2023-52983
DEBIAN-CVE-2023-52983
PUBLISHED
CVSS 7.800000190734863 HIGH
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().
Risk Scores
CVSS v3.1
7.800000190734863
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:12 | linux | 0, 0, 0 |
| Debian:14 | linux | 0, 0, 0 |
| Debian:11 | linux | 5.10.127-2, 5.10.84-1, 5.10.162-1 |
| Debian:13 | linux | 0, 0, 0 |
Timeline
- Mar 27, 2025 CVE Published
- Apr 28, 2026 CVE Updated