CVE-2016-2851

CRITICAL 9.8CVE-2016-2851 · Published 07/04/2016 · updated 17/06/2026

Package	Affected versions	Patched versions
libotr cypherpunks	`≤ 4.1.0`	No fix yet

Description

Integer overflow in proto.c in libotr before 4.1.1 on 64-bit platforms allows remote attackers to cause a denial of service (memory corruption and application crash) or execute arbitrary code via a series of large OTR messages, which triggers a heap-based buffer overflow.

References

lists.opensuse.org/opensuse-security-announce/2016-03/msg00021.html · Mailing List
lists.opensuse.org/opensuse-security-announce/2016-03/msg00030.html · Vendor Advisory
seclists.org/fulldisclosure/2016/Mar/21 · Exploit
debian.org/security/2016/dsa-3512 · Third Party Advisory
securityfocus.com/archive/1/537745/100/0/threaded · Third Party Advisory
securityfocus.com/bid/84285 · Third Party Advisory
ubuntu.com/usn/USN-2926-1 · Third Party Advisory
lists.cypherpunks.ca/pipermail/otr-users/2016-March/002581.html · Exploit
security.gentoo.org/glsa/201701-10 · Third Party Advisory
exploit-db.com/exploits/39550 · Third Party Advisory
x41-dsec.de/lab/advisories/x41-2016-001-libotr · Exploit

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