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Vulnerability record · CVE-2012-6129 · published 3 April 2013

CVE-2012-6129: Transmissionbt transmission memory buffer overflow vulnerability

Transmissionbt · Transmission

Stack-based buffer overflow in utp.cpp in libutp, as used in Transmission before 2.74 and possibly other products, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via crafted "micro transport protocol packets."

7.5 CVSS 2.0 High EPSS 5.1% · top 7.9% CWE-119 · Memory buffer overflow
7.5CVSS 2.0 base score
5.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
12References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

Stack-based buffer overflow in utp.cpp in libutp, as used in Transmission before 2.74 and possibly other products, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via crafted "micro transport protocol packets."

AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.opensuse.org/opensuse-updates/2013-03/msg00064.html
http://www.openwall.com/lists/oss-security/2013/02/13/1
http://www.ubuntu.com/usn/USN-1747-1
https://bugzilla.redhat.com/show_bug.cgi?id=909934
https://trac.transmissionbt.com/changeset/13646 ExploitPatch
https://trac.transmissionbt.com/ticket/5002
http://lists.opensuse.org/opensuse-updates/2013-03/msg00064.html
http://www.openwall.com/lists/oss-security/2013/02/13/1
http://www.ubuntu.com/usn/USN-1747-1
https://bugzilla.redhat.com/show_bug.cgi?id=909934
https://trac.transmissionbt.com/changeset/13646 ExploitPatch
https://trac.transmissionbt.com/ticket/5002

Track CVE-2012-6129 inside VULONE

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Source: NIST National Vulnerability Database (record CVE-2012-6129), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.