Out-of-bounds Write Affecting grub2-powerpc-ieee1275 package, versions <2.04-150200.9.63.2
Snyk CVSS
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Test your applications- Snyk ID SNYK-SLES152-GRUB2POWERPCIEEE1275-2870752
- published 15 Jun 2022
- disclosed 14 Jun 2022
Introduced: 14 Jun 2022
CVE-2021-3696 Open this link in a new tabHow to fix?
Upgrade SLES:15.2
grub2-powerpc-ieee1275
to version 2.04-150200.9.63.2 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream grub2-powerpc-ieee1275
package and not the grub2-powerpc-ieee1275
package as distributed by SLES:15.2
.
See How to fix?
for SLES:15.2
relevant fixed versions and status.
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.
References
- CVE-2021-3696
- E-Mail link for SUSE-SU-2022:2074-1
- Link for SUSE-SU-2022:2074-1
- SUSE Bug 1191184
- SUSE Bug 1191185
- SUSE Bug 1191186
- SUSE Bug 1193282
- SUSE Bug 1197948
- SUSE Bug 1198460
- SUSE Bug 1198493
- SUSE Bug 1198495
- SUSE Bug 1198496
- SUSE Bug 1198581
- SUSE CVE CVE-2021-3695 page
- SUSE CVE CVE-2021-3696 page
- SUSE CVE CVE-2021-3697 page
- SUSE CVE CVE-2022-28733 page
- SUSE CVE CVE-2022-28734 page
- SUSE CVE CVE-2022-28735 page
- SUSE CVE CVE-2022-28736 page
- SUSE Security Ratings
- secalert@redhat.com
- secalert@redhat.com
- secalert@redhat.com