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CVE-2023-23003

Date: February 28, 2023

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

Language: C

Severity Score

Related Resources (6)

https://github.com/torvalds/linux/commit/0a515a06c5ebfa46fee3ac519e418f801e718da4
https://nvd.nist.gov/vuln/detail/CVE-2023-23003
https://security-tracker.debian.org/tracker/CVE-2023-23003
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16
https://security.netapp.com/advisory/ntap-20230331-0003/
https://www.mend.io/vulnerability-database/CVE-2023-23003

Severity Score

Weakness Type (CWE)

Unchecked Return Value

CWE-252

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): HIGH
Privileges Required (PR): HIGH
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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