CVE-2021-32558

NameCVE-2021-32558
DescriptionAn issue was discovered in Sangoma Asterisk 13.x before 13.38.3, 16.x before 16.19.1, 17.x before 17.9.4, and 18.x before 18.5.1, and Certified Asterisk before 16.8-cert10. If the IAX2 channel driver receives a packet that contains an unsupported media format, a crash can occur.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-2729-1
NVD severitymedium
Debian Bugs991710

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
asterisk (PTS)stretch1:13.14.1~dfsg-2+deb9u4vulnerable
stretch (security)1:13.14.1~dfsg-2+deb9u5fixed
buster1:16.2.1~dfsg-1+deb10u2vulnerable
bullseye1:16.16.1~dfsg-1vulnerable
bookworm, sid1:16.16.1~dfsg-2fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
asterisksourcestretch1:13.14.1~dfsg-2+deb9u5DLA-2729-1
asterisksource(unstable)1:16.16.1~dfsg-2991710

Notes

https://downloads.asterisk.org/pub/security/AST-2021-008.html

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