CVE-2014-4909

mediumpriority · track · 29EPSS 0.054 · 93 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

5.41% (93rd) EPSS

CVSS 6.8 · medium

Is it mine?

106 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-23

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.

cvss

Technical severity, 0–10. One row per scoring source.

6.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8.6 · impact 6.4

v2.05.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:P/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-189USprimary

affected products (106)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
canonical ubuntu linux= 12.04nvdUScpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*
canonical ubuntu linux= 13.10nvdUScpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*
canonical ubuntu linux= 14.04nvdUScpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*
fedoraproject fedora= 20nvdUScpe:2.3:o:fedoraproject:fedora:*:*:*:*:*:*:*:*
gentoo linuxall versionsnvdUScpe:2.3:o:gentoo:linux:*:*:*:*:*:*:*:*
transmissionbt transmission≤ 2.83nvdUScpe:2.3:a:transmissionbt:transmission:*:*:*:*:*:*:*:*
transmissionbt transmission= 0.1nvdUScpe:2.3:a:transmissionbt:transmission:*:*:*:*:*:*:*:*
transmissionbt transmission= 0.2nvdUScpe:2.3:a:transmissionbt:transmission:*:*:*:*:*:*:*:*
transmissionbt transmission= 0.3nvdUScpe:2.3:a:transmissionbt:transmission:*:*:*:*:*:*:*:*
transmissionbt transmission= 0.4nvdUScpe:2.3:a:transmissionbt:transmission:*:*:*:*:*:*:*:*
transmissionbt transmission= 0.5nvdUScpe:2.3:a:transmissionbt:transmission:*:*:*:*:*:*:*:*
transmissionbt transmission= 0.6nvdUScpe:2.3:a:transmissionbt:transmission:*:*:*:*:*:*:*:*
transmissionbt transmission= 0.6.1nvdUScpe:2.3:a:transmissionbt:transmission:*:*:*:*:*:*:*:*
transmissionbt transmission= 0.70nvdUScpe:2.3:a:transmissionbt:transmission:*:*:*:*:*:*:*:*
transmissionbt transmission= 0.71nvdUScpe:2.3:a:transmissionbt:transmission:*:*:*:*:*:*:*:*
transmissionbt transmission= 0.72nvdUScpe:2.3:a:transmissionbt:transmission:*:*:*:*:*:*:*:*
transmissionbt transmission= 0.80nvdUScpe:2.3:a:transmissionbt:transmission:*:*:*:*:*:*:*:*
transmissionbt transmission= 0.81nvdUScpe:2.3:a:transmissionbt:transmission:*:*:*:*:*:*:*:*
transmissionbt transmission= 0.82nvdUScpe:2.3:a:transmissionbt:transmission:*:*:*:*:*:*:*:*

showing 20 of 106

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2014-07-29modified 2026-06-17

related (1,342)

Related entries.

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+1337 more

references (47)

External citations — patches, advisories, analysis.

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