Out-of-bounds Read in Libjpeg-Turbo
CVE-2018-14498
get_8bit_row in rdbmp.c in libjpeg-turbo through 1.5.90 and MozJPEG through 3.3.1 allows attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted 8-bit BMP in which one or more of the color indices is out of range for the number of palette entries.
Vulnerability class: Buffer Overflow
EPSS: 0.031 (86.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Libjpeg-turbo
- Mozilla Mozjpeg
- Debian Debian_linux — versions 8.0
- Fedoraproject Fedora — versions 28
- Opensuse Leap — versions 15.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- cve@mitre.org (vendor-advisory, x_refsource_FEDORA)
- cve@mitre.org (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
- cve@mitre.org (vendor-advisory, x_refsource_SUSE)
- cve@mitre.org (x_refsource_REDHAT, vendor-advisory)
- cve@mitre.org (x_refsource_REDHAT, vendor-advisory)
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory)
Frequently asked questions
- What is CVE-2018-14498?
- CVE-2018-14498 is a medium-severity vulnerability in Libjpeg-Turbo, classified under Out-of-bounds Read. CVSS score: 6.5/10. Published 2019-03-07.
- How severe is CVE-2018-14498?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2018-14498 known to be exploited?
- 7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.