NULL Pointer Dereference Affecting linux-4.9 package, versions <4.9.189-3~deb8u1
Threat Intelligence
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- published4 Sept 2019
- disclosed4 Sept 2019
Introduced: 4 Sep 2019
CVE-2019-15924 (opens in a new tab)How to fix?
Upgrade Debian:8 linux-4.9 to version 4.9.189-3~deb8u1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream linux-4.9 package and not the linux-4.9 package as distributed by Debian.
See How to fix? for Debian:8 relevant fixed versions and status.
An issue was discovered in the Linux kernel before 5.0.11. fm10k_init_module in drivers/net/ethernet/intel/fm10k/fm10k_main.c has a NULL pointer dereference because there is no -ENOMEM upon an alloc_workqueue failure.
References
- https://security-tracker.debian.org/tracker/CVE-2019-15924
- https://security.netapp.com/advisory/ntap-20191004-0001/
- https://lists.debian.org/debian-lts-announce/2019/09/msg00014.html
- https://lists.debian.org/debian-lts-announce/2019/09/msg00015.html
- https://github.com/torvalds/linux/commit/01ca667133d019edc9f0a1f70a272447c84ec41f
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.11
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html