What’s Vulnerable › Vulnerabilities

CVE-2014-4909

• Severity: medium (CVSS 6.8 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 5.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2014-07-29 · updated 2026-06-17
• Weakness: CWE-189

Description

Integer overflow in the tr_bitfieldEnsureNthBitAlloced function in bitfield.c in Transmission before 2.84 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a crafted peer message, which triggers an out-of-bounds write.

Affected products

• Canonical Ubuntu Linux: 12.04, 13.10, 14.04
• Fedoraproject Fedora: 20
• gentoo Linux: all versions
• Transmissionbt Transmission: through 2.83; 0.1, 0.2, 0.3, 0.4, 0.5, 0.6 (+93)

References

• http://inertiawar.com/submission.go
• http://lists.fedoraproject.org/pipermail/package-announce/2014-July/135539.html
• http://lists.opensuse.org/opensuse-updates/2014-08/msg00011.html
• http://secunia.com/advisories/59897
• http://secunia.com/advisories/60108
• http://secunia.com/advisories/60527
• http://www.debian.org/security/2014/dsa-2988
• http://www.openwall.com/lists/oss-security/2014/07/10/4
• http://www.openwall.com/lists/oss-security/2014/07/11/5
• http://www.osvdb.org/108997
• http://www.securityfocus.com/bid/68487
• http://www.ubuntu.com/usn/USN-2279-1

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