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SUSE: CVE-2021-20225: SUSE Linux Security Advisory

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SUSE: CVE-2021-20225: SUSE Linux Security Advisory

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
03/02/2021
Created
03/05/2021
Added
03/03/2021
Modified
10/26/2022

Description

A flaw was found in grub2 in versions prior to 2.06. The option parser allows an attacker to write past the end of a heap-allocated buffer by calling certain commands with a large number of specific short forms of options. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Solution(s)

  • suse-upgrade-grub2
  • suse-upgrade-grub2-arm64-efi
  • suse-upgrade-grub2-branding-upstream
  • suse-upgrade-grub2-i386-efi
  • suse-upgrade-grub2-i386-efi-debug
  • suse-upgrade-grub2-i386-pc
  • suse-upgrade-grub2-i386-pc-debug
  • suse-upgrade-grub2-i386-xen
  • suse-upgrade-grub2-powerpc-ieee1275
  • suse-upgrade-grub2-s390x-emu
  • suse-upgrade-grub2-snapper-plugin
  • suse-upgrade-grub2-systemd-sleep-plugin
  • suse-upgrade-grub2-x86_64-efi
  • suse-upgrade-grub2-x86_64-efi-debug
  • suse-upgrade-grub2-x86_64-xen

References

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