Improper Cleanup on Thrown Exception Affecting kernel-zfcpdump-modules package, versions <0:4.18.0-147.el8
Threat Intelligence
EPSS
0.05% (19th
percentile)
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Test your applications- Snyk ID SNYK-RHEL8-KERNELZFCPDUMPMODULES-3556484
- published 26 Jul 2021
- disclosed 19 Mar 2019
Introduced: 19 Mar 2019
CVE-2019-20811 Open this link in a new tabHow to fix?
Upgrade RHEL:8 kernel-zfcpdump-modules to version 0:4.18.0-147.el8 or higher.
This issue was patched in RHSA-2019:3517.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-zfcpdump-modules package and not the kernel-zfcpdump-modules package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
An issue was discovered in the Linux kernel before 5.0.6. In rx_queue_add_kobject() and netdev_queue_add_kobject() in net/core/net-sysfs.c, a reference count is mishandled, aka CID-a3e23f719f5c.
References
- https://access.redhat.com/security/cve/CVE-2019-20811
- https://www.debian.org/security/2020/dsa-4698
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.6
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=a3e23f719f5c4a38ffb3d30c8d7632a4ed8ccd9e
- https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
- https://access.redhat.com/errata/RHSA-2019:3517
- https://usn.ubuntu.com/4527-1/
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