Description
Stack-based buffer overflow in the cli_url_canon function in libclamav/phishcheck.c in ClamAV before 0.95.1 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a crafted URL.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | clamav | 0.95.1+dfsg-1 | — |
| Debian 13 | clamav | 0.95.1+dfsg-1 | — |
| Debian 12 | clamav | 0.95.1+dfsg-1 | — |
References
- 1022028 vdb-entry
- http://svn.clamav.net/websvn/filedetails.php?repname=clamav-devel&path=%2Ftrunk%2FChangeLog&rev=5032
- MDVSA-2009:097 vendor-advisory
- 34612 third-party-advisory
- APPLE-SA-2009-09-10-2 vendor-advisory
- ADV-2009-0985 vdb-entry
- 34446 vdb-entry
- http://support.apple.com/kb/HT3865
- 36701 third-party-advisory
- 53603 vdb-entry
- https://wwws.clamav.net/bugzilla/show_bug.cgi?id=1553