{"id":"SUSE-SU-2022:2039-1","summary":"Security update for grub2","details":"This update for grub2 fixes the following issues:\n\nSecurity fixes and hardenings for boothole 3 / boothole 2022 (bsc#1198581)\n\n- CVE-2021-3695: Fixed that a crafted PNG grayscale image could lead to out-of-bounds write in heap (bsc#1191184)\n- CVE-2021-3696: Fixed that a crafted PNG image could lead to out-of-bound write during huffman table handling (bsc#1191185)\n- CVE-2021-3697: Fixed that a crafted JPEG image could lead to buffer underflow write in the heap (bsc#1191186)\n- CVE-2022-28733: Fixed fragmentation math in net/ip (bsc#1198460)\n- CVE-2022-28734: Fixed an out-of-bound write for split http headers (bsc#1198493)\n- CVE-2022-28736: Fixed a use-after-free in chainloader command (bsc#1198496)\n- Update SBAT security contact (bsc#1193282)\n- Bump grub's SBAT generation to 2\n","modified":"2026-03-11T07:20:01.166712Z","published":"2022-06-10T08:18:50Z","related":["CVE-2021-3695","CVE-2021-3696","CVE-2021-3697","CVE-2022-28733","CVE-2022-28734","CVE-2022-28736"],"upstream":["CVE-2021-3695","CVE-2021-3696","CVE-2021-3697","CVE-2022-28733","CVE-2022-28734","CVE-2022-28736"],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2022/suse-su-20222039-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1191184"},{"type":"REPORT","url":"https://bugzilla.suse.com/1191185"},{"type":"REPORT","url":"https://bugzilla.suse.com/1191186"},{"type":"REPORT","url":"https://bugzilla.suse.com/1193282"},{"type":"REPORT","url":"https://bugzilla.suse.com/1198460"},{"type":"REPORT","url":"https://bugzilla.suse.com/1198493"},{"type":"REPORT","url":"https://bugzilla.suse.com/1198496"},{"type":"REPORT","url":"https://bugzilla.suse.com/1198581"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-3695"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-3696"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-3697"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2022-28733"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2022-28734"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2022-28736"}],"affected":[{"package":{"name":"grub2","ecosystem":"SUSE:Linux Enterprise Server 12 SP2-BCL","purl":"pkg:rpm/suse/grub2&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCL"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.02-115.67.2"}]}],"ecosystem_specific":{"binaries":[{"grub2-i386-pc":"2.02-115.67.2","grub2-snapper-plugin":"2.02-115.67.2","grub2-systemd-sleep-plugin":"2.02-115.67.2","grub2-x86_64-efi":"2.02-115.67.2","grub2-x86_64-xen":"2.02-115.67.2","grub2":"2.02-115.67.2"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2022:2039-1.json"}}],"schema_version":"1.7.5"}