Bug 1776852 (CVE-2019-19076) - CVE-2019-19076 kernel: memory leak in the nfp_abm_u32_knode_replace() function in drivers/net/ethernet/netronome/nfp/abm/cls.c leads to DoS
Summary: CVE-2019-19076 kernel: memory leak in the nfp_abm_u32_knode_replace() functio...
Keywords:
Status: NEW
Alias: CVE-2019-19076
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1776853
Blocks: 1776854
TreeView+ depends on / blocked
 
Reported: 2019-11-26 13:48 UTC by Guilherme de Almeida Suckevicz
Modified: 2019-11-26 20:56 UTC (History)
47 users (show)

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Description Guilherme de Almeida Suckevicz 2019-11-26 13:48:14 UTC
A memory leak in the nfp_abm_u32_knode_replace() function in drivers/net/ethernet/netronome/nfp/abm/cls.c in the Linux kernel before 5.3.6 allows attackers to cause a denial of service (memory consumption), aka CID-78beef629fd9.

Reference and upstream commit:
https://github.com/torvalds/linux/commit/78beef629fd95be4ed853b2d37b832f766bd96ca

Comment 1 Guilherme de Almeida Suckevicz 2019-11-26 13:48:46 UTC
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1776853]

Comment 2 Justin M. Forbes 2019-11-26 14:19:50 UTC
This was fixed for Fedora in 5.3.6 stable kernel updates.


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