| Name | CVE-2018-1000654 |
| Description | GNU Libtasn1-4.13 libtasn1-4.13 version libtasn1-4.13, libtasn1-4.12 contains a DoS, specifically CPU usage will reach 100% when running asn1Paser against the POC due to an issue in _asn1_expand_object_id(p_tree), after a long time, the program will be killed. This attack appears to be exploitable via parsing a crafted file. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 906768 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| libtasn1-6 (PTS) | jessie, jessie (lts) | 4.2-3+deb8u5 | vulnerable |
| stretch (security) | 4.10-1.1+deb9u1 | vulnerable |
| stretch (lts), stretch | 4.10-1.1+deb9u2 | vulnerable |
| buster (security), buster, buster (lts) | 4.13-3+deb10u1 | vulnerable |
| bullseye | 4.16.0-2+deb11u1 | fixed |
| bookworm | 4.19.0-2 | fixed |
| sid, trixie | 4.19.0-3 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://gitlab.com/gnutls/libtasn1/issues/4
No security impact, does not affect libtasn, but only the asn1Parser from
libtasn1-bin
[wheezy] - libtasn1-3 <no-dsa> (cannot be exploited at runtime)