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CVE-2021-33455

Good to know:

Date: July 26, 2022

An issue was discovered in yasm version 1.3.0. There is a NULL pointer dereference in do_directive() in modules/preprocs/nasm/nasm-pp.c.

Language: C

Severity Score

5.5

Related Resources (5)

Url: https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-33455

Url: https://security-tracker.debian.org/tracker/CVE-2021-33455

Url: https://github.com/yasm/yasm/issues/169

Url: https://www.mend.io/vulnerability-database/CVE-2021-33455

Severity Score

5.5

Weakness Type (CWE)

NULL Pointer Dereference

CWE-476

Top Fix

Upgrade Version

No fix version available

CVSS v3.1

Base Score:	5.5
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	REQUIRED
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

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