vulnerability
SUSE: CVE-2021-3696: SUSE Linux Security Advisory
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:M/Au:N/C:C/I:C/A:C) | Jul 6, 2022 | Oct 26, 2022 | Oct 26, 2022 |
Severity
7
CVSS
(AV:L/AC:M/Au:N/C:C/I:C/A:C)
Published
Jul 6, 2022
Added
Oct 26, 2022
Modified
Oct 26, 2022
Description
A heap out-of-bounds write may heppen during the handling of Huffman tables in the PNG reader. This may lead to data corruption in the heap space. Confidentiality, Integrity and Availablity impact may be considered Low as it's very complex to an attacker control the encoding and positioning of corrupted Huffman entries to achieve results such as arbitrary code execution and/or secure boot circumvention. This flaw affects grub2 versions prior grub-2.12.
Solution(s)
suse-upgrade-grub2suse-upgrade-grub2-arm64-efisuse-upgrade-grub2-arm64-efi-debugsuse-upgrade-grub2-branding-upstreamsuse-upgrade-grub2-i386-pcsuse-upgrade-grub2-i386-pc-debugsuse-upgrade-grub2-powerpc-ieee1275suse-upgrade-grub2-powerpc-ieee1275-debugsuse-upgrade-grub2-s390x-emususe-upgrade-grub2-s390x-emu-debugsuse-upgrade-grub2-snapper-pluginsuse-upgrade-grub2-systemd-sleep-pluginsuse-upgrade-grub2-x86_64-efisuse-upgrade-grub2-x86_64-efi-debugsuse-upgrade-grub2-x86_64-xen
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