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AUSCERT External Security Bulletin Redistribution
ESB-2020.3498
Security update for gnutls
9 October 2020
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AusCERT Security Bulletin Summary
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Product: gnutls
Publisher: SUSE
Operating System: SUSE
Impact/Access: Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2020-24659
Reference: ESB-2020.3103
Original Bulletin:
https://www.suse.com/support/update/announcement/2020/suse-su-20202864-1
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SUSE Security Update: Security update for gnutls
______________________________________________________________________________
Announcement ID: SUSE-SU-2020:2864-1
Rating: moderate
References: #1176086 #1176181 #1176671
Cross-References: CVE-2020-24659
Affected Products:
SUSE Linux Enterprise Module for Basesystem 15-SP2
______________________________________________________________________________
An update that solves one vulnerability and has two fixes is now available.
Description:
This update for gnutls fixes the following issues:
o Fix heap buffer overflow in handshake with no_renegotiation alert sent
(CVE-2020-24659 bsc#1176181)
o FIPS: Implement (EC)DH requirements from SP800-56Arev3 (bsc#1176086)
o FIPS: Use 2048 bit prime in DH selftest (bsc#1176086)
o FIPS: Add TLS KDF selftest (bsc#1176671)
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 Module for Basesystem 15-SP2:
zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2020-2864=1
Package List:
o SUSE Linux Enterprise Module for Basesystem 15-SP2 (aarch64 ppc64le s390x
x86_64):
gnutls-3.6.7-14.4.1
gnutls-debuginfo-3.6.7-14.4.1
gnutls-debugsource-3.6.7-14.4.1
libgnutls-devel-3.6.7-14.4.1
libgnutls30-3.6.7-14.4.1
libgnutls30-debuginfo-3.6.7-14.4.1
libgnutls30-hmac-3.6.7-14.4.1
libgnutlsxx-devel-3.6.7-14.4.1
libgnutlsxx28-3.6.7-14.4.1
libgnutlsxx28-debuginfo-3.6.7-14.4.1
o SUSE Linux Enterprise Module for Basesystem 15-SP2 (x86_64):
libgnutls30-32bit-3.6.7-14.4.1
libgnutls30-32bit-debuginfo-3.6.7-14.4.1
libgnutls30-hmac-32bit-3.6.7-14.4.1
References:
o https://www.suse.com/security/cve/CVE-2020-24659.html
o https://bugzilla.suse.com/1176086
o https://bugzilla.suse.com/1176181
o https://bugzilla.suse.com/1176671
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