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Fencer Intel
medium 5.0

CVE-2014-9556 json

Integer overflow in the qtmd_decompress function in libmspack 0.4 allows remote attackers to cause a denial of service (hang) via a crafted…

published 11y ago modified 4mo ago also EUVD-2014-9370

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.8%
EPSS 2.8% chance of exploitation in 30 days, percentile 86%
public exploits
0
none known

Summary

Integer overflow in the qtmd_decompress function in libmspack 0.4 allows remote attackers to cause a denial of service (hang) via a crafted CAB file, which triggers an infinite loop.

Patch / fix

  • libmspack Debian 14, Debian 13, Debian 12 0.4-2
  • cabextract Debian 14, Debian 13, Debian 12 1.4-5

debian advisories DEBIAN-CVE-2014-9556

  • libmspack Ubuntu Pro 14.04 LTS 0.4-1ubuntu0.1~esm1
  • cabextract Ubuntu Pro 14.04 LTS 1.4-4ubuntu0.1~esm1

ubuntu advisories UBUNTU-CVE-2014-9556

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • cabextract SLED 11 SP4, SLED 11 SP3 1.2-2.12.1
  • libmspack SLES for SAP 12, SLES 12, SLED 12 +1 more 0.4-10.1
  • libmspack SLES for SAP 12, SLES 12, SLED 12 +1 more 0.4-6.1

suse advisories SUSE-SU-2015:2131-1SUSE-SU-2015:0506-1SUSE-SU-2015:0366-1

Is CVE-2014-9556 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2014-9556 updated cvss 4.3

libmspack: buffer overflow causing denial of service in qtmd_decompress()

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.82% chance of exploitation in the next 30 days, higher than 86% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • bugs.debian.org https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=773041 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.