Vulnerability Details : CVE-2023-52615

In the Linux kernel, the following vulnerability has been resolved: hwrng: core - Fix page fault dead lock on mmap-ed hwrng There is a dead-lock in the hwrng device read path. This triggers when the user reads from /dev/hwrng into memory also mmap-ed from /dev/hwrng. The resulting page fault triggers a recursive read which then dead-locks. Fix this by using a stack buffer when calling copy_to_user.
Published 2024-03-18 11:15:09
Updated 2024-12-12 15:20:12
Source Linux
View at NVD,   CVE.org

Products affected by CVE-2023-52615

Exploit prediction scoring system (EPSS) score for CVE-2023-52615

EPSS FAQ
0.01%
Probability of exploitation activity in the next 30 days EPSS Score History
~ %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-52615

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
5.5
 MEDIUM CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
1.8
3.6
 NIST 2024-12-12
4.4
 MEDIUM CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
N/A
N/A
 RedHat-CVE-2023-52615 2024-03-18
5.5
 MEDIUM CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
N/A
N/A
 RedHat-CVE-2023-52615 2024-03-18

CWE ids for CVE-2023-52615

  • The product does not properly acquire or release a lock on a resource, leading to unexpected resource state changes and behaviors.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2023-52615

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