Information Exposure Affecting kernel-debug-modules 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-RHEL8-KERNELDEBUGMODULES-1327684
- published26 Jul 2021
- disclosed24 Nov 2018
Introduced: 24 Nov 2018
CVE-2018-16862 (opens in a new tab)How to fix?
There is no fixed version for RHEL:8 kernel-debug-modules.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-debug-modules package and not the kernel-debug-modules package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
A security flaw was found in the Linux kernel in a way that the cleancache subsystem clears an inode after the final file truncation (removal). The new file created with the same inode may contain leftover pages from cleancache and the old file data instead of the new one.
References
- http://www.securityfocus.com/bid/106009
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16862
- https://lore.kernel.org/patchwork/patch/1011367/
- https://access.redhat.com/security/cve/CVE-2018-16862
- https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html
- https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html
- https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html
- https://seclists.org/oss-sec/2018/q4/169
- https://usn.ubuntu.com/3879-1/
- https://usn.ubuntu.com/3879-2/
- https://usn.ubuntu.com/4094-1/
- https://usn.ubuntu.com/4118-1/