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AUSCERT External Security Bulletin Redistribution
ESB-2021.1102
Security update for ovmf
31 March 2021
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AusCERT Security Bulletin Summary
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Product: ovmf
Publisher: SUSE
Operating System: SUSE
Impact/Access: Denial of Service -- Existing Account
Reduced Security -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2021-28211 CVE-2021-28210
Reference: ESB-2021.1084
Original Bulletin:
https://www.suse.com/support/update/announcement/2021/suse-su-20210987-1
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SUSE Security Update: Security update for ovmf
______________________________________________________________________________
Announcement ID: SUSE-SU-2021:0987-1
Rating: moderate
References: #1183578 #1183579
Cross-References: CVE-2021-28210 CVE-2021-28211
Affected Products:
SUSE Linux Enterprise Server 12-SP5
______________________________________________________________________________
An update that fixes two vulnerabilities is now available.
Description:
This update for ovmf fixes the following issues:
o CVE-2021-28211: ovmf: edk2: possible heap corruption with
LzmaUefiDecompressGetInfo (bsc#1183578)
o CVE-2021-28210: ovmf: unlimited FV recursion, round 2 (bsc#1183579)
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:
o SUSE Linux Enterprise Server 12-SP5:
zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-987=1
Package List:
o SUSE Linux Enterprise Server 12-SP5 (aarch64 x86_64):
ovmf-2017+git1510945757.b2662641d5-3.35.1
ovmf-tools-2017+git1510945757.b2662641d5-3.35.1
o SUSE Linux Enterprise Server 12-SP5 (noarch):
qemu-ovmf-x86_64-2017+git1510945757.b2662641d5-3.35.1
qemu-uefi-aarch64-2017+git1510945757.b2662641d5-3.35.1
References:
o https://www.suse.com/security/cve/CVE-2021-28210.html
o https://www.suse.com/security/cve/CVE-2021-28211.html
o https://bugzilla.suse.com/1183578
o https://bugzilla.suse.com/1183579
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