{"id":"UBUNTU-CVE-2018-6612","details":"An integer underflow bug in the process_EXIF function of the exif.c file of jhead 3.00 raises a heap-based buffer over-read when processing a malicious JPEG file, which may allow a remote attacker to cause a denial-of-service attack or unspecified other impact.","modified":"2026-01-30T02:05:14.305755Z","published":"2018-02-04T15:29:00Z","related":["USN-6113-1"],"upstream":["CVE-2018-6612"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-6612"},{"type":"REPORT","url":"https://anonscm.debian.org/git/collab-maint/jhead.git/diff/debian/patches/0008-heap-buffer-overflow.patch?id=01f09ab772d0d341cdc1326490dd2aa5aa2a7784"},{"type":"REPORT","url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=889272"},{"type":"REPORT","url":"https://launchpad.net/ubuntu/+source/jhead/1:3.00-6"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6113-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-6612"}],"affected":[{"package":{"name":"jhead","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/jhead@1:2.97-1+deb8u2ubuntu0.1~esm4?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.97-1+deb8u2ubuntu0.1~esm4"}]}],"versions":["1:2.97-1","1:2.97-1+deb8u1build0.14.04.1","1:2.97-1+deb8u2build0.14.04.1~esm1","1:2.97-1+deb8u2ubuntu0.1~esm1","1:2.97-1+deb8u2ubuntu0.1~esm2","1:2.97-1+deb8u2ubuntu0.1~esm3"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_name":"jhead","binary_version":"1:2.97-1+deb8u2ubuntu0.1~esm4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-6612.json"}},{"package":{"name":"jhead","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/jhead@1:3.00-4+deb9u1ubuntu0.1~esm4?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.00-4+deb9u1ubuntu0.1~esm4"}]}],"versions":["1:3.00-1","1:3.00-2","1:3.00-3","1:3.00-4+deb9u1build0.16.04.1","1:3.00-4+deb9u1ubuntu0.1~esm1","1:3.00-4+deb9u1ubuntu0.1~esm2","1:3.00-4+deb9u1ubuntu0.1~esm3"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_name":"jhead","binary_version":"1:3.00-4+deb9u1ubuntu0.1~esm4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-6612.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}