Vulnerability 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Blktrace Project | Blktrace | 1.2.0 |
Related Weaknesses (CWE)
References
- http://git.kernel.dk/?p=blktrace.git%3Ba=log%3Bh=d61ff409cb4dda31386373d706ea0cf
- http://www.securityfocus.com/bid/104142Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2019:2162
- https://git.kernel.org/pub/scm/linux/kernel/git/axboe/blktrace.git/commit/?id=d6Patch
- https://security.gentoo.org/glsa/202107-15
- https://www.spinics.net/lists/linux-btrace/msg00847.htmlMailing ListThird Party Advisory
- http://git.kernel.dk/?p=blktrace.git%3Ba=log%3Bh=d61ff409cb4dda31386373d706ea0cf
- http://www.securityfocus.com/bid/104142Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2019:2162
- https://git.kernel.org/pub/scm/linux/kernel/git/axboe/blktrace.git/commit/?id=d6Patch
- https://security.gentoo.org/glsa/202107-15
- https://www.spinics.net/lists/linux-btrace/msg00847.htmlMailing ListThird Party Advisory
FAQ
What is CVE-2018-10689?
CVE-2018-10689 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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, ...
How severe is CVE-2018-10689?
CVE-2018-10689 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-10689?
Check the references section above for vendor advisories and patch information. Affected products include: Blktrace Project Blktrace.