What’s Vulnerable › Vulnerabilities

CVE-2016-0758

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2016-06-27 · updated 2026-06-17

Description

Integer overflow in lib/asn1_decoder.c in the Linux kernel before 4.6 allows local users to gain privileges via crafted ASN.1 data.

Affected products

• Canonical Ubuntu Linux: 16.04
• Linux kernel: from 3.7 before 3.12.60; from 3.13 before 3.16.36; from 3.17 before 3.18.54; from 3.19 before 4.4.21 — fixed in 3.12.60, 3.16.36, 3.18.54, 4.4.21
• RedHat Enterprise Linux Desktop: 7.0
• RedHat Enterprise Linux Hpc Node: 7.0
• RedHat Enterprise Linux Hpc Node Eus: 7.2
• RedHat Enterprise Linux Server: 7.0
• RedHat Enterprise Linux Server Aus: 7.2
• RedHat Enterprise Linux Server Eus: 7.2
• RedHat Enterprise Linux Workstation: 7.0

How to fix

Upgrade to a fixed version: Linux kernel 3.12.60, 3.16.36, 3.18.54, 4.4.21. Check the vendor advisory for mitigations.

References

• http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=23c8a812dc3c621009e4f0e5342aa4e2ede1ceaa
• http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html
• http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html
• http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00003.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00008.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00009.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00014.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00015.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00016.html

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