NULL Pointer Dereference Affecting kernel-rt-trace-kvm package, versions *
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CENTOS7-KERNELRTTRACEKVM-1991613
- published26 Jul 2021
- disclosed26 May 2018
Introduced: 26 May 2018
CVE-2018-14609 (opens in a new tab)How to fix?
There is no fixed version for Centos:7 kernel-rt-trace-kvm.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-rt-trace-kvm package and not the kernel-rt-trace-kvm package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
An issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in __del_reloc_root() in fs/btrfs/relocation.c when mounting a crafted btrfs image, related to removing reloc rb_trees when reloc control has not been initialized.
References
- http://www.securityfocus.com/bid/104917
- https://access.redhat.com/security/cve/CVE-2018-14609
- https://www.debian.org/security/2018/dsa-4308
- https://bugzilla.kernel.org/show_bug.cgi?id=199833
- https://patchwork.kernel.org/patch/10500521/
- https://lists.debian.org/debian-lts-announce/2018/10/msg00003.html
- https://usn.ubuntu.com/3821-1/
- https://usn.ubuntu.com/3821-2/
- https://usn.ubuntu.com/4094-1/
- https://usn.ubuntu.com/4118-1/