CVE-2014-9087

Home/CVE/Integer underflow in the ksba_oid_to_str function in Libksba before 1.3.2, as used in GnuPG, allows remote attackers to

CVE

Integer underflow in the ksba_oid_to_str function in Libksba before 1.3.2, as used in GnuPG, allows remote attackers to

Integer underflow in the ksba_oid_to_str function in Libksba before 1.3.2, as used in GnuPG, allows remote attackers to cause a denial of service (crash) via a crafted OID in a (1) S/MIME message or (2) ECC based OpenPGP data, which triggers a buffer overflow.

HIGH · CVSS 7.5 EPSS 0.04481

Schedule remediation

CVSS base score ≥ 7.0

Sigma rules0 YARA rules0

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Weakness Classification

CWE-191Integer Underflow (Wrap or Wraparound)

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Affected Products & Versions

mageiaall versions
debian linuxall versions
gnupg libksba< 1.3.2
canonical ubuntu linuxall versions
gnupgall versions

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Scoring & Timeline

7.5

HIGH · CVSS v2 (legacy) · security@debian.org

View on NVD

This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

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

Published to NVD01 Dec 2014 · 03:59 PM

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Vendor Advisories

suse-csafopenSUSE-SU-2024:10126-1

usnUSN-2427-1

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References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://advisories.mageia.org/MGASA-2014-0498.htmlThird Party Advisory

http://lists.gnupg.org/pipermail/gnupg-announce/2014q4/000359.htmlMailing ListVendor Advisory

http://secunia.com/advisories/60073Third Party Advisory

http://secunia.com/advisories/60189Third Party Advisory

http://secunia.com/advisories/60233Third Party Advisory

http://www.debian.org/security/2014/dsa-3078Third Party Advisory

Show all 11 references

http://www.mandriva.com/security/advisories?name=MDVSA-2014:234Not Applicable

http://www.mandriva.com/security/advisories?name=MDVSA-2015:151Not Applicable

http://www.securityfocus.com/bid/71285Third Party AdvisoryVDB Entry

http://www.ubuntu.com/usn/USN-2427-1PatchThird Party Advisory

https://blog.fuzzing-project.org/2-Buffer-overflow-and-other-minor-issues-in-GnuPG-and-libksba-TFPA-0012014.htmlThird Party Advisory

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