CVE-2014-9087 Integer overflow in n/a

High 7.5 Published Updated

Remote attackers can cause a denial of service via crafted OID data in S/MIME or OpenPGP messages due to an integer underflow in Libksba.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2014-9087?

CVE-2014-9087 is a high-severity vulnerability in Canonical Ubuntu Linux, published on 1 Dec 2014. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official 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.

Weakness: CWE-191

Which versions are affected by CVE-2014-9087?

It affects 5 products.

Products include Canonical Ubuntu Linux, Debian Debian Linux, Gnupg Gnupg, Gnupg Libksba, Mageia Mageia.

How do I fix CVE-2014-9087?

Upgrade to a fixed version.

Is CVE-2014-9087 being exploited?

There is no known exploitation of CVE-2014-9087 in the wild and no public exploit code.

All Canonical Ubuntu Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2014-9087, DLA-141-1, DSA-3078-1, GHSA-vqgr-f24j-7rxx, MGASA-2014-0498, UBUNTU-CVE-2014-9087 and 1 more.

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