CVE-2021-33462

Name
CVE-2021-33462
Description
An issue was discovered in yasm version 1.3.0. There is a use-after-free in expr_traverse_nodes_post() in libyasm/expr.c.
NVD Severity
medium
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
MISC https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d
MISC https://github.com/yasm/yasm/issues/165

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:tortall:yasm:1.3.0:*:*:*:*:*:*:* yasm == None == 1.3.0

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
yasm 3.16-main 1.3.0-r2 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
yasm 3.15-main 1.3.0-r2 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
yasm 3.14-main 1.3.0-r2 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
yasm 3.13-main 1.3.0-r2 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
yasm 3.17-main 1.3.0-r3 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
yasm edge-community 1.3.0-r4 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
yasm 3.18-main 1.3.0-r4 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
yasm 3.19-community 1.3.0-r4 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
yasm 3.20-community 1.3.0-r4 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable