Information Exposure Affecting kernel-macros package, versions <4.12.14-25.28.1
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-SLES150-KERNELMACROS-2758677
- published14 Apr 2022
- disclosed1 Feb 2019
Introduced: 1 Feb 2019
CVE-2018-16862 (opens in a new tab)How to fix?
Upgrade SLES:15.0 kernel-macros to version 4.12.14-25.28.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-macros package and not the kernel-macros package as distributed by SLES.
See How to fix? for SLES:15.0 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
- https://www.suse.com/security/cve/CVE-2018-16862.html
- https://bugzilla.suse.com/1117186
- http://www.securityfocus.com/bid/106009
- https://bugzilla.redhat.com/show_bug.cgi?id=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://lore.kernel.org/patchwork/patch/1011367/
- 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/