[security-alerts] FW: [SA26530] ClamAV Multiple Denial of Service Vulnerabilities

["Kazennov, Vladimir" <Vladimir.Kazennov@xxxxxxxxxx>]

>
> TITLE:
> ClamAV Multiple Denial of Service Vulnerabilities
>
> SECUNIA ADVISORY ID:
> SA26530
>
> VERIFY ADVISORY:
> http://secunia.com/advisories/26530/
>
> CRITICAL:
> Moderately critical
>
> IMPACT:
> DoS
>
> WHERE:
> From remote
>
> SOFTWARE:
> Clam AntiVirus (clamav) 0.x
> http://secunia.com/product/2538/
>
> DESCRIPTION:
> Some vulnerabilities have been reported in ClamAV, which can
> potentially be exploited by malicious people to cause a DoS (Denial
> of Service).
>
> 1) A NULL-pointer dereference error exists within the "cli_scanrtf()"
> function in libclamav/rtf.c. This can potentially be exploited to
> crash ClamAV via a specially crafted RTF file.
>
> 2) A NULL-pointer dereference error exists within the
> "cli_html_normalise()" function in libclamav/htmlnorm.c. This can
> potentially be exploited to crash ClamAV via a specially crafted HTML
> file containing a "data" URL scheme.
>
> The vulnerabilities are reported in versions prior to 0.91.2.
>
> SOLUTION:
> Update to version 0.91.2.
> http://sourceforge.net/project/showfiles.php?group_id=86638&pa
> ckage_id=90197&release_id=533658
>
> PROVIDED AND/OR DISCOVERED BY:
> 1) Reported by the vendor.
> 2) The vendor credits Stefanos Stamatis.
>
> ORIGINAL ADVISORY:
> http://sourceforge.net/project/shownotes.php?release_id=533658
> &group_id=86638
>