FreeBSD: VID-B2407DB1-D79F-11EC-A15F-589CFC0F81B0 (CVE-2022-20803): clamav -- Multiple vulnerabilities

Details for this vulnerability have not been published by NIST at this point. Descriptions from software vendor advisories for this issue are provided below.

From VID-B2407DB1-D79F-11EC-A15F-589CFC0F81B0:

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.