Vulnerability Details : CVE-2023-22997
In the Linux kernel before 6.1.2, kernel/module/decompress.c misinterprets the module_get_next_page return value (expects it to be NULL in the error case, whereas it is actually an error pointer).
Products affected by CVE-2023-22997
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-22997
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 13 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-22997
| 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 |
CWE ids for CVE-2023-22997
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: nvd@nist.gov (Primary)
References for CVE-2023-22997
-
https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.2
Release Notes
-
https://github.com/torvalds/linux/commit/45af1d7aae7d5520d2858f8517a1342646f015db
module: Fix NULL vs IS_ERR checking for module_get_next_page · torvalds/linux@45af1d7 · GitHubPatch
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