| Name | CVE-2021-1404 |
| Description | A vulnerability in the PDF parsing module in Clam AntiVirus (ClamAV) Software versions 0.103.0 and 0.103.1 could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to improper buffer size tracking that may result in a heap buffer over-read. An attacker could exploit this vulnerability by sending a crafted PDF file to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process to crash, resulting in a denial of service condition. |
| 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 | 986622, 986790 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| clamav (PTS) | jessie, jessie (lts) | 0.103.12+dfsg-0+deb8u1 | fixed |
| stretch (security) | 0.103.6+dfsg-0+deb9u1 | fixed |
| stretch (lts), stretch | 0.103.12+dfsg-0+deb9u1 | fixed |
| buster, buster (lts) | 1.0.7+dfsg-1~deb10u1 | fixed |
| buster (security) | 0.103.9+dfsg-0+deb10u1 | fixed |
| bullseye | 0.103.10+dfsg-0+deb11u1 | fixed |
| bullseye (security) | 1.0.7+dfsg-1~deb11u2 | fixed |
| bookworm | 1.0.7+dfsg-1~deb12u1 | fixed |
| sid, trixie | 1.4.1+dfsg-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| clamav | source | jessie | (not affected) | | | |
| clamav | source | stretch | (not affected) | | | |
| clamav | source | buster | (not affected) | | | |
| clamav | source | (unstable) | 0.103.2+dfsg-1 | | | 986622, 986790 |
Notes
[buster] - clamav <not-affected> (Affects only 0.103.0 and 0.103.1)
[stretch] - clamav <not-affected> (Affects only 0.103.0 and 0.103.1)
https://blog.clamav.net/2021/04/clamav-01032-security-patch-release.html
[jessie] - clamav <not-affected> (Affects only 0.103.0 and 0.103.1)