How severe is CVE-2014-9087?

CVE-2014-9087 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2014-9087 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-9087?

CVE-2014-9087 primarily affects Debian Debian Linux. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-9087?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2014-9087 published?

CVE-2014-9087 was published on 2014-12-01 and last updated on 2026-06-17.

CVE-2014-9087

CVE-2014-9087 is a high-severity vulnerability in Debian Debian Linux with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-191.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-191
Affected product: Debian Debian Linux
Published: 2014-12-01
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2014-9087?: 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.
How severe is CVE-2014-9087?: CVE-2014-9087 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2014-9087 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-9087?: CVE-2014-9087 primarily affects Debian Debian Linux. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-9087?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2014-9087 published?: CVE-2014-9087 was published on 2014-12-01 and last updated on 2026-06-17.

References

Affected products (10)

cpe:2.3:o:mageia:mageia:3.0:*:*:*:*:*:*:*
cpe:2.3:o:mageia:mageia:4.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:a:gnupg:libksba:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.10:*:*:*:*:*:*:*
cpe:2.3:a:gnupg:gnupg:2.1.0:-:*:*:*:*:*:*
cpe:2.3:a:gnupg:gnupg:2.1.0:beta1:*:*:*:*:*:*

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