What’s Vulnerable › Vulnerabilities

CVE-2012-1090

• Severity: medium (CVSS 5.5 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: 2012-05-17 · updated 2026-06-16
• Weakness: CWE-20

Description

The cifs_lookup function in fs/cifs/dir.c in the Linux kernel before 3.2.10 allows local users to cause a denial of service (OOPS) via attempted access to a special file, as demonstrated by a FIFO.

Affected products

• Linux kernel: before 3.2.10 — fixed in 3.2.10
• RedHat Enterprise Mrg: 2.0
• SUSE Linux Enterprise Server 15 SP1: 11-sp1, 11-sp2
• SUSE Linux Enterprise High Availability Extension: 11-sp1, 11-sp2
• SUSE Linux Enterprise Server: 11-sp1, 11-sp2

How to fix

Upgrade to a fixed version: Linux kernel 3.2.10. Check the vendor advisory for mitigations.

References

• http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html
• http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html
• http://rhn.redhat.com/errata/RHSA-2012-0481.html
• http://rhn.redhat.com/errata/RHSA-2012-0531.html
• http://secunia.com/advisories/48842
• http://secunia.com/advisories/48964
• http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.10
• http://www.openwall.com/lists/oss-security/2012/02/28/4
• https://bugzilla.redhat.com/show_bug.cgi?id=798293
• https://github.com/torvalds/linux/commit/88d7d4e4a439f32acc56a6d860e415ee71d3df08
• http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html
• http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html

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