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VuXML IDDescription
2a6106c6-73e5-11ec-8fa2-0800270512f4clamav -- invalid pointer read that may cause a crash

Laurent Delosieres reports:

Fix for invalid pointer read that may cause a crash. This issue affects 0.104.1, 0.103.4 and prior when ClamAV is compiled with libjson-c and the CL_SCAN_GENERAL_COLLECT_METADATA scan option (the clamscan --gen-json option) is enabled.


Discovery 2022-01-12
Entry 2022-01-12
clamav
< 0.104.2,1

clamav-lts
< 0.103.5,1

CVE-2022-20698
https://blog.clamav.net/2022/01/clamav-01035-and-01042-security-patch.html
9ae2c00f-97d0-11eb-8cd6-080027f515eaclamav -- Multiple vulnerabilites

Micah Snyder reports:

CVE-2021-1252
Excel XLM parser infinite loop
CVE-2021-1404
PDF parser buffer over-read; possible crash.
CVE-2021-1405
Mail parser NULL-dereference crash.

Discovery 2021-04-07
Entry 2021-04-07
clamav
< 0.103.2,1

CVE-2021-1252
CVE-2021-1404
CVE-2021-1405
https://blog.clamav.net/2021/04/clamav-01032-security-patch-release.html
b2407db1-d79f-11ec-a15f-589cfc0f81b0clamav -- Multiple vulnerabilities

The ClamAV project reports:

Fixed a possible double-free vulnerability in the OLE2 file parser. Issue affects versions 0.104.0 through 0.104.2. Issue identified by OSS-Fuzz.

Fixed a possible infinite loop vulnerability in the CHM file parser. Issue affects versions 0.104.0 through 0.104.2 and LTS version 0.103.5 and prior versions. Thank you to Michał Dardas for reporting this issue.

Fixed a possible NULL-pointer dereference crash in the scan verdict cache check. Issue affects versions 0.103.4, 0.103.5, 0.104.1, and 0.104.2. Thank you to Alexander Patrakov and Antoine Gatineau for reporting this issue.

Fixed a possible infinite loop vulnerability in the TIFF file parser. Issue affects versions 0.104.0 through 0.104.2 and LTS version 0.103.5 and prior versions. The issue only occurs if the "--alert-broken-media" ClamScan option is enabled. For ClamD, the affected option is "AlertBrokenMedia yes", and for libclamav it is the "CL_SCAN_HEURISTIC_BROKEN_MEDIA" scan option. Thank you to Michał Dardas for reporting this issue.

Fixed a possible memory leak in the HTML file parser / Javascript normalizer. Issue affects versions 0.104.0 through 0.104.2 and LTS version 0.103.5 and prior versions. Thank you to Michał Dardas for reporting this issue.

Fixed a possible multi-byte heap buffer overflow write vulnerability in the signature database load module. The fix was to update the vendored regex library to the latest version. Issue affects versions 0.104.0 through 0.104.2 and LTS version 0.103.5 and prior versions. Thank you to Michał Dardas for reporting this issue.


Discovery 2022-05-04
Entry 2022-05-19
clamav
< 0.104.3,1

clamav-lts
< 0.103.6,1

CVE-2022-20803
CVE-2022-20770
CVE-2022-20796
CVE-2022-20771
CVE-2022-20785
CVE-2022-20792
https://blog.clamav.net/2022/05/clamav-01050-01043-01036-released.html#more