CVE-2023-23003

MediumCVSS 4.0/10Last modified Jun 17, 2026

Description

In the Linux kernel before 5.16, tools/perf/util/expr.c lacks a check for the hashmap__new return value.

Metrics

CVSS 3.1 4.0/10CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-252

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16Mailing List, Patch, Vendor Advisory
https://github.com/torvalds/linux/commit/0a515a06c5ebfa46fee3ac519e418f801e718da4Patch
https://security.netapp.com/advisory/ntap-20230331-0003/Third Party Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16Mailing List, Patch, Vendor Advisory
https://github.com/torvalds/linux/commit/0a515a06c5ebfa46fee3ac519e418f801e718da4Patch
https://security.netapp.com/advisory/ntap-20230331-0003/Third Party Advisory

Timeline

Published: Mar 1, 2023
Last modified: Jun 17, 2026
NVD status: Modified

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