Buffer overflow in Blktrace Project
CVE-2018-10689
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.
Vulnerability class: Buffer Overflow
EPSS: 0.020 (78.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Blktrace_project Blktrace — versions 1.2.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Mailing List, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- cve@mitre.org (x_refsource_MISC)
- cve@mitre.org (Patch, x_refsource_MISC)
- cve@mitre.org (x_refsource_REDHAT, vendor-advisory)
- cve@mitre.org (vendor-advisory, x_refsource_GENTOO)
Frequently asked questions
- What is CVE-2018-10689?
- CVE-2018-10689 is a medium-severity vulnerability in Blktrace Project, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.5/10. Published 2018-05-03.
- How severe is CVE-2018-10689?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2018-10689 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.