CVE-2023-53593 is a deadlock vulnerability in the Linux kernel's CIFS filesystem, specifically affecting the handling of page locks during fscache read operations. When fscache is enabled and a cache hit occurs, the page lock is not released, leading to a deadlock that requires a system reboot to resolve. This vulnerability has a CVSS score of 5.5 (Medium), indicating a local attack vector with low complexity, requiring local privileges, and resulting in high availability impact (denial of service). There is currently no known active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 5.17.1, < 6.1.47CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 6.2, < 6.4.12CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
5.17CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:5.17:-:*:*:*:*:*:* | ||
5.17CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:5.17:rc3:*:*:*:*:*:* | ||
5.17CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:5.17:rc4:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.