Medium severity5.5NVD Advisory· Published May 2, 2016· Updated Jun 16, 2026
CVE-2011-5321
CVE-2011-5321
Description
The tty_open function in drivers/tty/tty_io.c in the Linux kernel before 3.1.1 mishandles a driver-lookup failure, which allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact via crafted access to a device file under the /dev/pts directory.
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Affected products
2Patches
Vulnerability mechanics
References
6- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/nvdVendor Advisory
- github.com/torvalds/linux/commit/c290f8358acaeffd8e0c551ddcc24d1206143376nvdVendor Advisory
- rhn.redhat.com/errata/RHSA-2015-1221.htmlnvd
- www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1.1nvd
- www.openwall.com/lists/oss-security/2015/03/13/17nvd
- bugzilla.redhat.com/show_bug.cginvd
News mentions
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