CVE-2021-33456 — NULL Pointer Dereference in Yasm

CWE-476 — NULL Pointer Dereference5 documents5 sources
Severity
5.5MEDIUMNVD
EPSS
0.1%
top 66.47%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
Yasm Project YasmDebian YasmTortall Yasm+3 more
Timeline
PublishedJul 26
Latest updateJul 27

Description

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

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages6 packages

▶debiandebian/yasm< yasm 1.3.0-8 (forky)
▶Debianyasm_project/yasm< 1.3.0-8
▶NVDtortall/yasm1.3.0

🔴Vulnerability Details

2
GHSA
GHSA-jm6f-2xgv-f2ch: An issue was discovered in yasm version 1↗2022-07-27
▶
OSV
CVE-2021-33456: An issue was discovered in yasm version 1↗2022-07-26
▶

📋Vendor Advisories

2
Microsoft
There is a NULL pointer dereference in hash() in yasm version 1.3.0↗2022-07-12
▶
Debian
CVE-2021-33456: yasm - An issue was discovered in yasm version 1.3.0. There is a NULL pointer dereferen...↗2021
▶
CVE-2021-33456 — NULL Pointer Dereference in Yasm | cvebase