Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS : libheif の脆弱性 (USN-8846-1)

バージョン 1.2

Oct 2, 2026, 1:05 PM

CVE (set "CVE" coverage to "CVE-2026-84384,CVE-2026-84446,CVE-2026-84447,CVE-2026-84448")
CVSS metrics ("CVSSv2 score" set to 5.6)
CVSS metrics ("CVSSv2 vector" set to "CVSS2#AV:L/AC:L/Au:N/C:P/I:N/A:C")
CVSS metrics ("CVSSv3 score" set to 4.0)
CVSS metrics ("CVSSv3 vector" set to "CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L")
CVSS temporal metrics ("CVSSv2 temporal vector" set to "CVSS2#E:U/RL:OF/RC:C")
CVSS temporal metrics ("CVSSv3 temporal vector" set to "CVSS:3.0/E:U/RL:O/RC:C")
CVSSv2 score source (set to "CVE-2026-84448")
CVSSv2 severity (based on CVE-2026-84448, severity decreased from "High" to "Medium")
CVSSv3 severity (based on None, severity decreased from "High" to "Medium")
Plugin metadata