SB2018082912 - Out-of-bounds read in Sourceware elfutils
Published: August 29, 2018 Updated: July 17, 2020
Security Bulletin ID
SB2018082912
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2018-16062)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error in dwarf_getaranges in dwarf_getaranges.c in libdw in elfutils before 2018-08-18. A remote attacker can perform a denial of service (heap-based buffer over-read) via a crafted file.
Remediation
Install update from vendor's website.
References
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00052.html
- https://access.redhat.com/errata/RHSA-2019:2197
- https://lists.debian.org/debian-lts-announce/2019/02/msg00036.html
- https://sourceware.org/bugzilla/show_bug.cgi?id=23541
- https://sourceware.org/git/?p=elfutils.git;a=commit;h=29e31978ba51c1051743a503ee325b5ebc03d7e9
- https://usn.ubuntu.com/4012-1/