{"id":"UBUNTU-CVE-2021-27815","details":"NULL Pointer Deference in the exif command line tool, when printing out XML formatted EXIF data, in exif v0.6.22 and earlier allows attackers to cause a Denial of Service (DoS) by uploading a malicious JPEG file, causing the application to crash.","modified":"2026-05-20T16:04:52.077078404Z","published":"2021-04-14T14:15:00Z","upstream":["CVE-2021-27815"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-27815"},{"type":"REPORT","url":"https://github.com/libexif/exif/commit/f6334d9d32437ef13dc902f0a88a2be0063d9d1c"},{"type":"REPORT","url":"https://github.com/libexif/exif/issues/4"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-27815"}],"affected":[{"package":{"name":"exif","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/exif?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.6.22-2"],"ecosystem_specific":{"binaries":[{"binary_name":"exif","binary_version":"0.6.22-2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-27815.json"}},{"package":{"name":"exif","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/exif?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.6.22-3","0.6.22-3build1"],"ecosystem_specific":{"binaries":[{"binary_name":"exif","binary_version":"0.6.22-3build1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-27815.json"}},{"package":{"name":"exif","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/exif?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.6.22-4"],"ecosystem_specific":{"binaries":[{"binary_version":"0.6.22-4","binary_name":"exif"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-27815.json"}},{"package":{"name":"exif","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/exif?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.6.22-4","0.6.22-4build1"],"ecosystem_specific":{"binaries":[{"binary_name":"exif","binary_version":"0.6.22-4build1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-27815.json"}}],"schema_version":"1.7.5","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":"low"}]}