CVE-2014-9087

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.

Category

7.5
CVSS
Severity: High
CVSS 2.0 •
EPSS 4.76% Top 15%
Vendor Advisory mandriva.com Vendor Advisory debian.org Vendor Advisory mandriva.com Vendor Advisory ubuntu.com Vendor Advisory gnupg.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://blog.fuzzing-project.org/2-Buffer-overflow-and-other-minor-issues-in-GnuPG-and-libksba-TFPA-0012014.html third party advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2015:151 not applicable vendor advisory
http://secunia.com/advisories/60233 third party advisory
http://www.debian.org/security/2014/dsa-3078 third party advisory vendor advisory
http://advisories.mageia.org/MGASA-2014-0498.html third party advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2014:234 not applicable vendor advisory
http://www.securityfocus.com/bid/71285 vdb entry third party advisory
http://secunia.com/advisories/60073 third party advisory
http://secunia.com/advisories/60189 third party advisory
http://lists.gnupg.org/pipermail/gnupg-announce/2014q4/000359.html mailing list vendor advisory
http://www.ubuntu.com/usn/USN-2427-1 third party advisory patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2014-9087?
CVE-2014-9087 has been scored as a high severity vulnerability.
How to fix CVE-2014-9087?
To fix CVE-2014-9087, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2014-9087 being actively exploited in the wild?
It is possible that CVE-2014-9087 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~5% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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