CVE-2013-3076 Information disclosure in n/a

What is CVE-2013-3076?

CVE-2013-3076 is a medium-severity vulnerability in Linux kernel, published on 22 Apr 2013. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The crypto API in the Linux kernel through 3.9-rc8 does not initialize certain length variables, which allows local users to obtain sensitive information from kernel stack memory via a crafted recvmsg or recvfrom system call, related to the hash_recvmsg function in crypto/algif_hash.c and the skcipher_recvmsg function in crypto/algif_skcipher.c.

Weakness: CWE-200

Which versions are affected by CVE-2013-3076?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2013-3076?

Apply the vendor's patch.

Is CVE-2013-3076 being exploited?

There is no known exploitation of CVE-2013-3076 in the wild and no public exploit code.

Other vulnerabilities in Linux kernel

• CVE-2026-53266 Linux Kernel Out-of-Bounds Write Exploited High 8.8
• CVE-2013-6282 Linux Kernel Improper Input Validation Exploited High 8.8
• CVE-2022-0185 Linux Kernel Heap-Based Buffer Overflow Exploited High 8.4
• CVE-2013-2094 Linux Kernel Privilege Escalation Exploited High 8.4
• CVE-2026-53362 Linux Kernel Unspecified Exploited High 7.8

All Linux kernel vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2013-3076, GHSA-37h3-2fhg-m9qh.