CVE-2018-16862

CVSS 5.3 MEDIUMEPSS 0.5%CWE-200

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 5.3EPSS 0.5%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Lifecycle

26 Nov 2018Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:N

Affected products

[UNKNOWN] · kernel:

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References

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/http://www.securityfocus.com/bid/106009