CVE-2018-10689

MEDIUM 5.5CVE-2018-10689 · Published 03/05/2018 · updated 17/06/2026

In short

CVE-2018-10689 is a MEDIUM (CVSS 5.5) vulnerability affecting blktrace (blktrace project).
Chance of exploitation in the next 30 days (EPSS): 1.9%, higher than 79.3% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
blktrace blktrace_project	`= 1.2.0`	No fix yet

Description

blktrace (aka Block IO Tracing) 1.2.0, as used with the Linux kernel and Android, has a buffer overflow in the dev_map_read function in btt/devmap.c because the device and devno arrays are too small, as demonstrated by an invalid free when using the btt program with a crafted file.

References

git.kernel.dk
securityfocus.com/bid/104142 · Third Party Advisory
access.redhat.com/errata/RHSA-2019:2162
git.kernel.org/pub/scm/linux/kernel/git/axboe/blktrace.git/commit · Patch
security.gentoo.org/glsa/202107-15
spinics.net/lists/linux-btrace/msg00847.html · Mailing List

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