Use After Free Affecting kernel-zfcpdump-devel package, versions <0:4.18.0-147.el8
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Test your applications- Snyk ID SNYK-RHEL8-KERNELZFCPDUMPDEVEL-3491090
- published 26 Jul 2021
- disclosed 4 Sep 2019
Introduced: 4 Sep 2019
CVE-2019-15920 Open this link in a new tabHow to fix?
Upgrade RHEL:8 kernel-zfcpdump-devel 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-devel package and not the kernel-zfcpdump-devel 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 5.0.10. SMB2_read in fs/cifs/smb2pdu.c has a use-after-free. NOTE: this was not fixed correctly in 5.0.10; see the 5.0.11 ChangeLog, which documents a memory leak.
References
- https://security.netapp.com/advisory/ntap-20191004-0001/
- https://access.redhat.com/security/cve/CVE-2019-15920
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.10
- https://github.com/torvalds/linux/commit/088aaf17aa79300cab14dbee2569c58cfafd7d6e
- https://access.redhat.com/errata/RHSA-2019:3517
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html