Medium severity5.5NVD Advisory· Published Apr 27, 2016· Updated Jun 17, 2026
CVE-2016-2550
CVE-2016-2550
Description
The Linux kernel before 4.5 allows local users to bypass file-descriptor limits and cause a denial of service (memory consumption) by leveraging incorrect tracking of descriptor ownership and sending each descriptor over a UNIX socket before closing it. NOTE: this vulnerability exists because of an incorrect fix for CVE-2013-4312.
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Affected products
2Patches
Vulnerability mechanics
References
14- github.com/torvalds/linux/commit/415e3d3e90ce9e18727e8843ae343eda5a58fad6nvdPatchVendor Advisory
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/nvdVendor Advisory
- www.debian.org/security/2016/dsa-3503nvd
- www.openwall.com/lists/oss-security/2016/02/23/2nvd
- www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.htmlnvd
- www.ubuntu.com/usn/USN-2946-1nvd
- www.ubuntu.com/usn/USN-2946-2nvd
- www.ubuntu.com/usn/USN-2947-1nvd
- www.ubuntu.com/usn/USN-2947-2nvd
- www.ubuntu.com/usn/USN-2947-3nvd
- www.ubuntu.com/usn/USN-2948-1nvd
- www.ubuntu.com/usn/USN-2948-2nvd
- www.ubuntu.com/usn/USN-2949-1nvd
- bugzilla.redhat.com/show_bug.cginvd
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