CVE-2009-1391

no score yetEPSS 7.4%

Off-by-one error in the inflate function in Zlib.xs in Compress::Raw::Zlib Perl module before 2.017, as used in AMaViS, SpamAssassin, and possibly other products, allows context-dependent attackers to cause a denial of service (hang or crash) via a crafted zlib compressed stream that triggers a heap-based buffer overflow, as exploited in the wild by Trojan.Downloader-71014 in June 2009.

EPSS: 7.4% chance of exploitation in the next 30 days; higher than 94% of CVEs (scores of 2026-10-31)
CWE: CWE-189
Published: 2009-06-16
Modified: 2026-06-16
Record from: the NVD, synced 2026-10-19

Affected

paul_marquess:compress-raw-zlib_perl_module

References

http://article.gmane.org/gmane.mail.virus.amavis.user/33635
http://article.gmane.org/gmane.mail.virus.amavis.user/33638
http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html
http://osvdb.org/55041
http://secunia.com/advisories/35422

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