CVE-2024-20505
clamav: A vulnerability in the PDF parsing module of Clam AntiVirus (ClamAV)versions 1.4.0, 1.3.2 and prior versions, all 1.2...
CVE-2024-20505 is fixed in 24 products on 1 platform, first by clamav 0.103.12+dfsg-0ubuntu0.18.04.1+esm1, released September 4, 2024. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
7.5
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0056
46th percentile
A vulnerability in the PDF parsing module of Clam AntiVirus (ClamAV)versions 1.4.0, 1.3.2 and prior versions, all 1.2.x versions, 1.0.6 andprior versions, all 0.105.x versions, all 0.104.x versions, and 0.103.11and all prior versions could allow an unauthenticated, remote attacker tocause a denial of service (DoS) condition on an affected device.The vulnerability is due to an out of bounds read. An attacker couldexploit this vulnerability by submitting a crafted PDF file to be scannedby ClamAV on an affected device. An exploit could allow the attacker toterminate the scanning process.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| clamav · Debian 11.6 (bullseye) | 1.0.7+dfsg-1~deb11u1 | DLA-3983-1 | Dec 4, 2024 |
| clamav · Debian 12.15 (bookworm) | 1.0.7+dfsg-1~deb12u1 | DEBIAN-CVE-2024-20505 | Sep 4, 2024 |
| clamav · Debian 13.5 (trixie) | 1.4.1+dfsg-1 | DEBIAN-CVE-2024-20505 | Sep 4, 2024 |
| clamav · Debian 14 | 1.4.1+dfsg-1 | DEBIAN-CVE-2024-20505 | Sep 4, 2024 |
| clamav · Ubuntu 18.04.6 LTS (bionic) | 0.103.12+dfsg-0ubuntu0.18.04.1+esm1 | clamav 0.103.12+dfsg-0ubuntu0.18.04.1+esm1 | Sep 4, 2024 |
| clamav · Ubuntu 20.04 LTS (focal) | 0.103.12+dfsg-0ubuntu0.20.04.1 | clamav 0.103.12+dfsg-0ubuntu0.20.04.1 | Sep 4, 2024 |
| clamav · Ubuntu 22.04.1 LTS (jammy) | 0.103.12+dfsg-0ubuntu0.22.04.1 | clamav 0.103.12+dfsg-0ubuntu0.22.04.1 | Sep 4, 2024 |
| clamav · Ubuntu 24.04.5 LTS (noble) | 1.0.7+dfsg-0ubuntu0.24.04.1 | clamav 1.0.7+dfsg-0ubuntu0.24.04.1 | Sep 4, 2024 |
| clamav · Ubuntu 24.10 (oracular) | 1.3.1+dfsg-5ubuntu2 | clamav 1.3.1+dfsg-5ubuntu2 | Jan 16, 2026 |
| clamav · Ubuntu 25.04 (plucky) | 1.3.1+dfsg-5ubuntu2 | clamav 1.3.1+dfsg-5ubuntu2 | Jan 16, 2026 |
| clamav · amzn 2023 | 0.103.12-1.amzn2023.0.1 | ALAS2023-2024-737 | Oct 10, 2024 |
| clamav · opensuse-leap 15.6 | 1.4.2-150600.18.6.1 | SUSE-SU-2025:0327-1 | Feb 3, 2025 |
| clamav · sles 15.6 | 1.4.2-150600.18.6.1 | SUSE-SU-2025:0327-1 | Feb 3, 2025 |
| clamav-base · Ubuntu 18.04.6 LTS (bionic) | 0.103.12+dfsg-0ubuntu0.18.04.1+esm1 | clamav-base 0.103.12+dfsg-0ubuntu0.18.04.1+esm1 | Sep 4, 2024 |
| clamav-base · Ubuntu 20.04 LTS (focal) | 0.103.12+dfsg-0ubuntu0.20.04.1 | clamav-base 0.103.12+dfsg-0ubuntu0.20.04.1 | Sep 4, 2024 |
| clamav-base · Ubuntu 22.04.1 LTS (jammy) | 0.103.12+dfsg-0ubuntu0.22.04.1 | clamav-base 0.103.12+dfsg-0ubuntu0.22.04.1 | Sep 4, 2024 |
| clamav-base · Ubuntu 24.04.5 LTS (noble) | 1.0.7+dfsg-0ubuntu0.24.04.1 | clamav-base 1.0.7+dfsg-0ubuntu0.24.04.1 | Sep 4, 2024 |
| clamav-base · Ubuntu 24.10 (oracular) | 1.3.1+dfsg-5ubuntu2 | clamav-base 1.3.1+dfsg-5ubuntu2 | Jan 16, 2026 |
| clamav-base · Ubuntu 25.04 (plucky) | 1.3.1+dfsg-5ubuntu2 | clamav-base 1.3.1+dfsg-5ubuntu2 | Jan 16, 2026 |
| clamav-daemon · Ubuntu 18.04.6 LTS (bionic) | 0.103.12+dfsg-0ubuntu0.18.04.1+esm1 | clamav-daemon 0.103.12+dfsg-0ubuntu0.18.04.1+esm1 | Sep 4, 2024 |
| clamav-daemon · Ubuntu 20.04 LTS (focal) | 0.103.12+dfsg-0ubuntu0.20.04.1 | clamav-daemon 0.103.12+dfsg-0ubuntu0.20.04.1 | Sep 4, 2024 |
| clamav-daemon · Ubuntu 22.04.1 LTS (jammy) | 0.103.12+dfsg-0ubuntu0.22.04.1 | clamav-daemon 0.103.12+dfsg-0ubuntu0.22.04.1 | Sep 4, 2024 |
| clamav-daemon · Ubuntu 24.04.5 LTS (noble) | 1.0.7+dfsg-0ubuntu0.24.04.1 | clamav-daemon 1.0.7+dfsg-0ubuntu0.24.04.1 | Sep 4, 2024 |
| clamav-daemon · Ubuntu 24.10 (oracular) | 1.3.1+dfsg-5ubuntu2 | clamav-daemon 1.3.1+dfsg-5ubuntu2 | Jan 16, 2026 |
| clamav-daemon · Ubuntu 25.04 (plucky) | 1.3.1+dfsg-5ubuntu2 | clamav-daemon 1.3.1+dfsg-5ubuntu2 | Jan 16, 2026 |
| clamav-data · amzn 2023 | 0.103.12-1.amzn2023.0.1 | ALAS2023-2024-737 | Oct 10, 2024 |
| clamav-debuginfo · amzn 2023 | 0.103.12-1.amzn2023.0.1 | ALAS2023-2024-737 | Oct 10, 2024 |
| clamav-debugsource · amzn 2023 | 0.103.12-1.amzn2023.0.1 | ALAS2023-2024-737 | Oct 10, 2024 |
| clamav-devel · amzn 2023 | 0.103.12-1.amzn2023.0.1 | ALAS2023-2024-737 | Oct 10, 2024 |
| clamav-doc · amzn 2023 | 0.103.12-1.amzn2023.0.1 | ALAS2023-2024-737 | Oct 10, 2024 |
| clamav-docs · Ubuntu 18.04.6 LTS (bionic) | 0.103.12+dfsg-0ubuntu0.18.04.1+esm1 | clamav-docs 0.103.12+dfsg-0ubuntu0.18.04.1+esm1 | Sep 4, 2024 |
| clamav-docs · Ubuntu 20.04 LTS (focal) | 0.103.12+dfsg-0ubuntu0.20.04.1 | clamav-docs 0.103.12+dfsg-0ubuntu0.20.04.1 | Sep 4, 2024 |
| clamav-docs · Ubuntu 22.04.1 LTS (jammy) | 0.103.12+dfsg-0ubuntu0.22.04.1 | clamav-docs 0.103.12+dfsg-0ubuntu0.22.04.1 | Sep 4, 2024 |
| clamav-docs · Ubuntu 24.04.5 LTS (noble) | 1.0.7+dfsg-0ubuntu0.24.04.1 | clamav-docs 1.0.7+dfsg-0ubuntu0.24.04.1 | Sep 4, 2024 |
| clamav-filesystem · amzn 2023 | 0.103.12-1.amzn2023.0.1 | ALAS2023-2024-737 | Oct 10, 2024 |
| clamav-freshclam · Ubuntu 18.04.6 LTS (bionic) | 0.103.12+dfsg-0ubuntu0.18.04.1+esm1 | clamav-freshclam 0.103.12+dfsg-0ubuntu0.18.04.1+esm1 | Sep 4, 2024 |
| clamav-freshclam · Ubuntu 20.04 LTS (focal) | 0.103.12+dfsg-0ubuntu0.20.04.1 | clamav-freshclam 0.103.12+dfsg-0ubuntu0.20.04.1 | Sep 4, 2024 |
| clamav-freshclam · Ubuntu 22.04.1 LTS (jammy) | 0.103.12+dfsg-0ubuntu0.22.04.1 | clamav-freshclam 0.103.12+dfsg-0ubuntu0.22.04.1 | Sep 4, 2024 |
| clamav-freshclam · Ubuntu 24.04.5 LTS (noble) | 1.0.7+dfsg-0ubuntu0.24.04.1 | clamav-freshclam 1.0.7+dfsg-0ubuntu0.24.04.1 | Sep 4, 2024 |
| clamav-freshclam · Ubuntu 24.10 (oracular) | 1.3.1+dfsg-5ubuntu2 | clamav-freshclam 1.3.1+dfsg-5ubuntu2 | Jan 16, 2026 |
| clamav-freshclam · Ubuntu 25.04 (plucky) | 1.3.1+dfsg-5ubuntu2 | clamav-freshclam 1.3.1+dfsg-5ubuntu2 | Jan 16, 2026 |
| clamav-lib · amzn 2023 | 0.103.12-1.amzn2023.0.1 | ALAS2023-2024-737 | Oct 10, 2024 |
| clamav-lib-debuginfo · amzn 2023 | 0.103.12-1.amzn2023.0.1 | ALAS2023-2024-737 | Oct 10, 2024 |
| clamav-milter · Ubuntu 18.04.6 LTS (bionic) | 0.103.12+dfsg-0ubuntu0.18.04.1+esm1 | clamav-milter 0.103.12+dfsg-0ubuntu0.18.04.1+esm1 | Sep 4, 2024 |
| clamav-milter · Ubuntu 20.04 LTS (focal) | 0.103.12+dfsg-0ubuntu0.20.04.1 | clamav-milter 0.103.12+dfsg-0ubuntu0.20.04.1 | Sep 4, 2024 |
| clamav-milter · Ubuntu 22.04.1 LTS (jammy) | 0.103.12+dfsg-0ubuntu0.22.04.1 | clamav-milter 0.103.12+dfsg-0ubuntu0.22.04.1 | Sep 4, 2024 |
| clamav-milter · Ubuntu 24.04.5 LTS (noble) | 1.0.7+dfsg-0ubuntu0.24.04.1 | clamav-milter 1.0.7+dfsg-0ubuntu0.24.04.1 | Sep 4, 2024 |
| clamav-milter · Ubuntu 24.10 (oracular) | 1.3.1+dfsg-5ubuntu2 | clamav-milter 1.3.1+dfsg-5ubuntu2 | Jan 16, 2026 |
| clamav-milter · Ubuntu 25.04 (plucky) | 1.3.1+dfsg-5ubuntu2 | clamav-milter 1.3.1+dfsg-5ubuntu2 | Jan 16, 2026 |
| clamav-milter · amzn 2023 | 0.103.12-1.amzn2023.0.1 | ALAS2023-2024-737 | Oct 10, 2024 |
| clamav-milter-debuginfo · amzn 2023 | 0.103.12-1.amzn2023.0.1 | ALAS2023-2024-737 | Oct 10, 2024 |
| clamav-testfiles · Ubuntu 18.04.6 LTS (bionic) | 0.103.12+dfsg-0ubuntu0.18.04.1+esm1 | clamav-testfiles 0.103.12+dfsg-0ubuntu0.18.04.1+esm1 | Sep 4, 2024 |
| clamav-testfiles · Ubuntu 20.04 LTS (focal) | 0.103.12+dfsg-0ubuntu0.20.04.1 | clamav-testfiles 0.103.12+dfsg-0ubuntu0.20.04.1 | Sep 4, 2024 |
| clamav-testfiles · Ubuntu 22.04.1 LTS (jammy) | 0.103.12+dfsg-0ubuntu0.22.04.1 | clamav-testfiles 0.103.12+dfsg-0ubuntu0.22.04.1 | Sep 4, 2024 |
| clamav-testfiles · Ubuntu 24.04.5 LTS (noble) | 1.0.7+dfsg-0ubuntu0.24.04.1 | clamav-testfiles 1.0.7+dfsg-0ubuntu0.24.04.1 | Sep 4, 2024 |
| clamav-testfiles · Ubuntu 24.10 (oracular) | 1.3.1+dfsg-5ubuntu2 | clamav-testfiles 1.3.1+dfsg-5ubuntu2 | Jan 16, 2026 |
| clamav-testfiles · Ubuntu 25.04 (plucky) | 1.3.1+dfsg-5ubuntu2 | clamav-testfiles 1.3.1+dfsg-5ubuntu2 | Jan 16, 2026 |
| clamav-update · amzn 2023 | 0.103.12-1.amzn2023.0.1 | ALAS2023-2024-737 | Oct 10, 2024 |
| clamav-update-debuginfo · amzn 2023 | 0.103.12-1.amzn2023.0.1 | ALAS2023-2024-737 | Oct 10, 2024 |
| clamd · amzn 2023 | 0.103.12-1.amzn2023.0.1 | ALAS2023-2024-737 | Oct 10, 2024 |
| clamd-debuginfo · amzn 2023 | 0.103.12-1.amzn2023.0.1 | ALAS2023-2024-737 | Oct 10, 2024 |
| clamdscan · Ubuntu 18.04.6 LTS (bionic) | 0.103.12+dfsg-0ubuntu0.18.04.1+esm1 | clamdscan 0.103.12+dfsg-0ubuntu0.18.04.1+esm1 | Sep 4, 2024 |
| clamdscan · Ubuntu 20.04 LTS (focal) | 0.103.12+dfsg-0ubuntu0.20.04.1 | clamdscan 0.103.12+dfsg-0ubuntu0.20.04.1 | Sep 4, 2024 |
| clamdscan · Ubuntu 22.04.1 LTS (jammy) | 0.103.12+dfsg-0ubuntu0.22.04.1 | clamdscan 0.103.12+dfsg-0ubuntu0.22.04.1 | Sep 4, 2024 |
| clamdscan · Ubuntu 24.04.5 LTS (noble) | 1.0.7+dfsg-0ubuntu0.24.04.1 | clamdscan 1.0.7+dfsg-0ubuntu0.24.04.1 | Sep 4, 2024 |
| clamdscan · Ubuntu 24.10 (oracular) | 1.3.1+dfsg-5ubuntu2 | clamdscan 1.3.1+dfsg-5ubuntu2 | Jan 16, 2026 |
| clamdscan · Ubuntu 25.04 (plucky) | 1.3.1+dfsg-5ubuntu2 | clamdscan 1.3.1+dfsg-5ubuntu2 | Jan 16, 2026 |
| libclamav11t64 · Ubuntu 24.04.5 LTS (noble) | 1.0.7+dfsg-0ubuntu0.24.04.1 | libclamav11t64 1.0.7+dfsg-0ubuntu0.24.04.1 | Sep 4, 2024 |
| libclamav12 · Ubuntu 24.10 (oracular) | 1.3.1+dfsg-5ubuntu2 | libclamav12 1.3.1+dfsg-5ubuntu2 | Jan 16, 2026 |
| libclamav12 · Ubuntu 25.04 (plucky) | 1.3.1+dfsg-5ubuntu2 | libclamav12 1.3.1+dfsg-5ubuntu2 | Jan 16, 2026 |
| libclamav9 · Ubuntu 18.04.6 LTS (bionic) | 0.103.12+dfsg-0ubuntu0.18.04.1+esm1 | libclamav9 0.103.12+dfsg-0ubuntu0.18.04.1+esm1 | Sep 4, 2024 |
| libclamav9 · Ubuntu 20.04 LTS (focal) | 0.103.12+dfsg-0ubuntu0.20.04.1 | libclamav9 0.103.12+dfsg-0ubuntu0.20.04.1 | Sep 4, 2024 |
| libclamav9 · Ubuntu 22.04.1 LTS (jammy) | 0.103.12+dfsg-0ubuntu0.22.04.1 | libclamav9 0.103.12+dfsg-0ubuntu0.22.04.1 | Sep 4, 2024 |
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