CVE-2019-20096 Information

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Description

In the Linux kernel before 5.1 there is a memory leak in __feat_register_sp() in net/dccp/feat.c which may cause denial of service aka CID-1d3ff0950e2b.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html http://packetstormsecurity.com/files/156455/Kernel-Live-Patch-Security-Notice-LSN-0063-1.html https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1 https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1d3ff0950e2b40dc861b1739029649d03f591820 https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html https://usn.ubuntu.com/4285-1/ https://usn.ubuntu.com/4286-1/ https://usn.ubuntu.com/4286-2/ https://usn.ubuntu.com/4287-1/ https://usn.ubuntu.com/4287-2/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5