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SUSE Linux Enterprise 12-SP3-BCL: 2022:4143-1 Important Grub2 Update

suse
Calendar Grey November 21, 2022
Dist Suse Esm H88
An update for grub2 tackles significant security vulnerabilities in SUSE Linux. Discover further details about this essential security enhancement.
An update that fixes two vulnerabilities is now available

Summary

This update for grub2 fixes the following issues: Security Fixes: - CVE-2022-2601: Fixed buffer overflow in grub_font_construct_glyph (bsc#1205178). - CVE-2022-3775: Fixed integer underflow in blit_comb() (bsc#1205182). Other: - Bump upstream SBAT generation to 3 Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Server 12-SP3-BCL: zypper in -t patch SUSE-SLE-SERVER-12-SP3-BCL-2022-4143=1 Package List: - SUSE Linux Enterprise Server 12-SP3-BCL (x86_64): grub2-2.02-142.1 grub2-debuginfo-2.02-142.1 grub2-debugsource-2.02-142.1 grub2-i386-pc-2.02-142.1 grub2-x86_64-efi-2.02-142.1

Topics%20covered

Topics Covered

security advisory buffer overflow patch important suse integer underflow grub2

References

#1205178 #1205182

Cross- CVE-2022-2601 CVE-2022-3775

CVSS scores:

CVE-2022-2601 (SUSE): 6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

CVE-2022-3775 (SUSE): 6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected Products:

SUSE Linux Enterprise Server 12-SP3-BCL

https://www.suse.com/security/cve/CVE-2022-2601.html

https://www.suse.com/security/cve/CVE-2022-3775.html

https://bugzilla.suse.com/1205178

https://bugzilla.suse.com/1205182

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:4143-1
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow patch important suse integer underflow grub2

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