| Name | CVE-2015-5621 |
| Description | The snmp_pdu_parse function in snmp_api.c in net-snmp 5.7.2 and earlier does not remove the varBind variable in a netsnmp_variable_list item when parsing of the SNMP PDU fails, which allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted packet. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-1317-1, DSA-4154-1 |
| Debian Bugs | 788964 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| net-snmp (PTS) | jessie, jessie (lts) | 5.7.2.1+dfsg-1+deb8u6 | fixed |
| stretch (security) | 5.7.3+dfsg-1.7+deb9u3 | fixed |
| stretch (lts), stretch | 5.7.3+dfsg-1.7+deb9u5 | fixed |
| buster (security), buster, buster (lts) | 5.7.3+dfsg-5+deb10u4 | fixed |
| bullseye (security), bullseye | 5.9+dfsg-4+deb11u1 | fixed |
| bookworm | 5.9.3+dfsg-2 | fixed |
| sid, trixie | 5.9.4+dfsg-1.1 | fixed |
The information below is based on the following data on fixed versions.
Notes
[squeeze] - net-snmp <no-dsa> (Minor issue)
https://www.openwall.com/lists/oss-security/2015/04/13/1
Upstream patch: https://sourceforge.net/p/net-snmp/code/ci/f23bcd3ac6ddee5d0a48f9703007ccc738914791/
https://sourceforge.net/p/net-snmp/bugs/2615/ (currently not public)