-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ==================================================================== Red Hat Security Advisory Synopsis: Moderate: gnutls security update Advisory ID: RHSA-2016:0012-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2016:0012.html Issue date: 2016-01-07 CVE Names: CVE-2015-7575 ==================================================================== 1. Summary: Updated gnutls packages that fix one security issue are now available for Red Hat Enterprise Linux 6 and 7. Red Hat Product Security has rated this update as having Moderate security impact. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available from the CVE link in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux Client (v. 7) - x86_64 Red Hat Enterprise Linux Client Optional (v. 7) - x86_64 Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64 Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64 Red Hat Enterprise Linux Desktop (v. 6) - i386, x86_64 Red Hat Enterprise Linux Desktop Optional (v. 6) - i386, x86_64 Red Hat Enterprise Linux HPC Node (v. 6) - x86_64 Red Hat Enterprise Linux HPC Node Optional (v. 6) - x86_64 Red Hat Enterprise Linux Server (v. 6) - i386, ppc64, s390x, x86_64 Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional (v. 6) - i386, ppc64, s390x, x86_64 Red Hat Enterprise Linux Workstation (v. 6) - i386, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - x86_64 Red Hat Enterprise Linux Workstation Optional (v. 6) - i386, x86_64 3. Description: The GnuTLS library provides support for cryptographic algorithms and for protocols such as Transport Layer Security (TLS). A flaw was found in the way TLS 1.2 could use the MD5 hash function for signing ServerKeyExchange and Client Authentication packets during a TLS handshake. A man-in-the-middle attacker able to force a TLS connection to use the MD5 hash function could use this flaw to conduct collision attacks to impersonate a TLS server or an authenticated TLS client. (CVE-2015-7575) All gnutls users are advised to upgrade to these updated packages, which contain a backported patch to correct this issue. For the update to take effect, all applications linked to the GnuTLS library must be restarted. 4. Solution: Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258 5. Bugs fixed (https://bugzilla.redhat.com/): 1289841 - CVE-2015-7575 TLS 1.2 Transcipt Collision attacks against MD5 in key exchange protocol (SLOTH) 6. Package List: Red Hat Enterprise Linux Desktop (v. 6): Source: gnutls-2.8.5-19.el6_7.src.rpm i386: gnutls-2.8.5-19.el6_7.i686.rpm gnutls-debuginfo-2.8.5-19.el6_7.i686.rpm gnutls-utils-2.8.5-19.el6_7.i686.rpm x86_64: gnutls-2.8.5-19.el6_7.i686.rpm gnutls-2.8.5-19.el6_7.x86_64.rpm gnutls-debuginfo-2.8.5-19.el6_7.i686.rpm gnutls-debuginfo-2.8.5-19.el6_7.x86_64.rpm gnutls-utils-2.8.5-19.el6_7.x86_64.rpm Red Hat Enterprise Linux Desktop Optional (v. 6): i386: gnutls-debuginfo-2.8.5-19.el6_7.i686.rpm gnutls-devel-2.8.5-19.el6_7.i686.rpm gnutls-guile-2.8.5-19.el6_7.i686.rpm x86_64: gnutls-debuginfo-2.8.5-19.el6_7.i686.rpm gnutls-debuginfo-2.8.5-19.el6_7.x86_64.rpm gnutls-devel-2.8.5-19.el6_7.i686.rpm gnutls-devel-2.8.5-19.el6_7.x86_64.rpm gnutls-guile-2.8.5-19.el6_7.i686.rpm gnutls-guile-2.8.5-19.el6_7.x86_64.rpm Red Hat Enterprise Linux HPC Node (v. 6): Source: gnutls-2.8.5-19.el6_7.src.rpm x86_64: gnutls-2.8.5-19.el6_7.i686.rpm gnutls-2.8.5-19.el6_7.x86_64.rpm gnutls-debuginfo-2.8.5-19.el6_7.i686.rpm gnutls-debuginfo-2.8.5-19.el6_7.x86_64.rpm gnutls-utils-2.8.5-19.el6_7.x86_64.rpm Red Hat Enterprise Linux HPC Node Optional (v. 6): x86_64: gnutls-debuginfo-2.8.5-19.el6_7.i686.rpm gnutls-debuginfo-2.8.5-19.el6_7.x86_64.rpm gnutls-devel-2.8.5-19.el6_7.i686.rpm gnutls-devel-2.8.5-19.el6_7.x86_64.rpm gnutls-guile-2.8.5-19.el6_7.i686.rpm gnutls-guile-2.8.5-19.el6_7.x86_64.rpm Red Hat Enterprise Linux Server (v. 6): Source: gnutls-2.8.5-19.el6_7.src.rpm i386: gnutls-2.8.5-19.el6_7.i686.rpm gnutls-debuginfo-2.8.5-19.el6_7.i686.rpm gnutls-devel-2.8.5-19.el6_7.i686.rpm gnutls-utils-2.8.5-19.el6_7.i686.rpm ppc64: gnutls-2.8.5-19.el6_7.ppc.rpm gnutls-2.8.5-19.el6_7.ppc64.rpm gnutls-debuginfo-2.8.5-19.el6_7.ppc.rpm gnutls-debuginfo-2.8.5-19.el6_7.ppc64.rpm gnutls-devel-2.8.5-19.el6_7.ppc.rpm gnutls-devel-2.8.5-19.el6_7.ppc64.rpm gnutls-utils-2.8.5-19.el6_7.ppc64.rpm s390x: gnutls-2.8.5-19.el6_7.s390.rpm gnutls-2.8.5-19.el6_7.s390x.rpm gnutls-debuginfo-2.8.5-19.el6_7.s390.rpm gnutls-debuginfo-2.8.5-19.el6_7.s390x.rpm gnutls-devel-2.8.5-19.el6_7.s390.rpm gnutls-devel-2.8.5-19.el6_7.s390x.rpm gnutls-utils-2.8.5-19.el6_7.s390x.rpm x86_64: gnutls-2.8.5-19.el6_7.i686.rpm gnutls-2.8.5-19.el6_7.x86_64.rpm gnutls-debuginfo-2.8.5-19.el6_7.i686.rpm gnutls-debuginfo-2.8.5-19.el6_7.x86_64.rpm gnutls-devel-2.8.5-19.el6_7.i686.rpm gnutls-devel-2.8.5-19.el6_7.x86_64.rpm gnutls-utils-2.8.5-19.el6_7.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 6): i386: gnutls-debuginfo-2.8.5-19.el6_7.i686.rpm gnutls-guile-2.8.5-19.el6_7.i686.rpm ppc64: gnutls-debuginfo-2.8.5-19.el6_7.ppc.rpm gnutls-debuginfo-2.8.5-19.el6_7.ppc64.rpm gnutls-guile-2.8.5-19.el6_7.ppc.rpm gnutls-guile-2.8.5-19.el6_7.ppc64.rpm s390x: gnutls-debuginfo-2.8.5-19.el6_7.s390.rpm gnutls-debuginfo-2.8.5-19.el6_7.s390x.rpm gnutls-guile-2.8.5-19.el6_7.s390.rpm gnutls-guile-2.8.5-19.el6_7.s390x.rpm x86_64: gnutls-debuginfo-2.8.5-19.el6_7.i686.rpm gnutls-debuginfo-2.8.5-19.el6_7.x86_64.rpm gnutls-guile-2.8.5-19.el6_7.i686.rpm gnutls-guile-2.8.5-19.el6_7.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 6): Source: gnutls-2.8.5-19.el6_7.src.rpm i386: gnutls-2.8.5-19.el6_7.i686.rpm gnutls-debuginfo-2.8.5-19.el6_7.i686.rpm gnutls-devel-2.8.5-19.el6_7.i686.rpm gnutls-utils-2.8.5-19.el6_7.i686.rpm x86_64: gnutls-2.8.5-19.el6_7.i686.rpm gnutls-2.8.5-19.el6_7.x86_64.rpm gnutls-debuginfo-2.8.5-19.el6_7.i686.rpm gnutls-debuginfo-2.8.5-19.el6_7.x86_64.rpm gnutls-devel-2.8.5-19.el6_7.i686.rpm gnutls-devel-2.8.5-19.el6_7.x86_64.rpm gnutls-utils-2.8.5-19.el6_7.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 6): i386: gnutls-debuginfo-2.8.5-19.el6_7.i686.rpm gnutls-guile-2.8.5-19.el6_7.i686.rpm x86_64: gnutls-debuginfo-2.8.5-19.el6_7.i686.rpm gnutls-debuginfo-2.8.5-19.el6_7.x86_64.rpm gnutls-guile-2.8.5-19.el6_7.i686.rpm gnutls-guile-2.8.5-19.el6_7.x86_64.rpm Red Hat Enterprise Linux Client (v. 7): Source: gnutls-3.3.8-14.el7_2.src.rpm x86_64: gnutls-3.3.8-14.el7_2.i686.rpm gnutls-3.3.8-14.el7_2.x86_64.rpm gnutls-dane-3.3.8-14.el7_2.i686.rpm gnutls-dane-3.3.8-14.el7_2.x86_64.rpm gnutls-debuginfo-3.3.8-14.el7_2.i686.rpm gnutls-debuginfo-3.3.8-14.el7_2.x86_64.rpm gnutls-utils-3.3.8-14.el7_2.x86_64.rpm Red Hat Enterprise Linux Client Optional (v. 7): x86_64: gnutls-c++-3.3.8-14.el7_2.i686.rpm gnutls-c++-3.3.8-14.el7_2.x86_64.rpm gnutls-debuginfo-3.3.8-14.el7_2.i686.rpm gnutls-debuginfo-3.3.8-14.el7_2.x86_64.rpm gnutls-devel-3.3.8-14.el7_2.i686.rpm gnutls-devel-3.3.8-14.el7_2.x86_64.rpm Red Hat Enterprise Linux ComputeNode (v. 7): Source: gnutls-3.3.8-14.el7_2.src.rpm x86_64: gnutls-3.3.8-14.el7_2.i686.rpm gnutls-3.3.8-14.el7_2.x86_64.rpm gnutls-dane-3.3.8-14.el7_2.i686.rpm gnutls-dane-3.3.8-14.el7_2.x86_64.rpm gnutls-debuginfo-3.3.8-14.el7_2.i686.rpm gnutls-debuginfo-3.3.8-14.el7_2.x86_64.rpm gnutls-utils-3.3.8-14.el7_2.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional (v. 7): x86_64: gnutls-c++-3.3.8-14.el7_2.i686.rpm gnutls-c++-3.3.8-14.el7_2.x86_64.rpm gnutls-debuginfo-3.3.8-14.el7_2.i686.rpm gnutls-debuginfo-3.3.8-14.el7_2.x86_64.rpm gnutls-devel-3.3.8-14.el7_2.i686.rpm gnutls-devel-3.3.8-14.el7_2.x86_64.rpm Red Hat Enterprise Linux Server (v. 7): Source: gnutls-3.3.8-14.el7_2.src.rpm ppc64: gnutls-3.3.8-14.el7_2.ppc.rpm gnutls-3.3.8-14.el7_2.ppc64.rpm gnutls-c++-3.3.8-14.el7_2.ppc.rpm gnutls-c++-3.3.8-14.el7_2.ppc64.rpm gnutls-dane-3.3.8-14.el7_2.ppc.rpm gnutls-dane-3.3.8-14.el7_2.ppc64.rpm gnutls-debuginfo-3.3.8-14.el7_2.ppc.rpm gnutls-debuginfo-3.3.8-14.el7_2.ppc64.rpm gnutls-devel-3.3.8-14.el7_2.ppc.rpm gnutls-devel-3.3.8-14.el7_2.ppc64.rpm gnutls-utils-3.3.8-14.el7_2.ppc64.rpm ppc64le: gnutls-3.3.8-14.el7_2.ppc64le.rpm gnutls-c++-3.3.8-14.el7_2.ppc64le.rpm gnutls-dane-3.3.8-14.el7_2.ppc64le.rpm gnutls-debuginfo-3.3.8-14.el7_2.ppc64le.rpm gnutls-devel-3.3.8-14.el7_2.ppc64le.rpm gnutls-utils-3.3.8-14.el7_2.ppc64le.rpm s390x: gnutls-3.3.8-14.el7_2.s390.rpm gnutls-3.3.8-14.el7_2.s390x.rpm gnutls-c++-3.3.8-14.el7_2.s390.rpm gnutls-c++-3.3.8-14.el7_2.s390x.rpm gnutls-dane-3.3.8-14.el7_2.s390.rpm gnutls-dane-3.3.8-14.el7_2.s390x.rpm gnutls-debuginfo-3.3.8-14.el7_2.s390.rpm gnutls-debuginfo-3.3.8-14.el7_2.s390x.rpm gnutls-devel-3.3.8-14.el7_2.s390.rpm gnutls-devel-3.3.8-14.el7_2.s390x.rpm gnutls-utils-3.3.8-14.el7_2.s390x.rpm x86_64: gnutls-3.3.8-14.el7_2.i686.rpm gnutls-3.3.8-14.el7_2.x86_64.rpm gnutls-c++-3.3.8-14.el7_2.i686.rpm gnutls-c++-3.3.8-14.el7_2.x86_64.rpm gnutls-dane-3.3.8-14.el7_2.i686.rpm gnutls-dane-3.3.8-14.el7_2.x86_64.rpm gnutls-debuginfo-3.3.8-14.el7_2.i686.rpm gnutls-debuginfo-3.3.8-14.el7_2.x86_64.rpm gnutls-devel-3.3.8-14.el7_2.i686.rpm gnutls-devel-3.3.8-14.el7_2.x86_64.rpm gnutls-utils-3.3.8-14.el7_2.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: gnutls-3.3.8-14.el7_2.src.rpm x86_64: gnutls-3.3.8-14.el7_2.i686.rpm gnutls-3.3.8-14.el7_2.x86_64.rpm gnutls-c++-3.3.8-14.el7_2.i686.rpm gnutls-c++-3.3.8-14.el7_2.x86_64.rpm gnutls-dane-3.3.8-14.el7_2.i686.rpm gnutls-dane-3.3.8-14.el7_2.x86_64.rpm gnutls-debuginfo-3.3.8-14.el7_2.i686.rpm gnutls-debuginfo-3.3.8-14.el7_2.x86_64.rpm gnutls-devel-3.3.8-14.el7_2.i686.rpm gnutls-devel-3.3.8-14.el7_2.x86_64.rpm gnutls-utils-3.3.8-14.el7_2.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key 7. References: https://access.redhat.com/security/cve/CVE-2015-7575 https://access.redhat.com/security/updates/classification#moderate https://access.redhat.com/articles/2112261 8. Contact: The Red Hat security contact is. More contact details at https://access.redhat.com/security/team/contact Copyright 2016 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iD8DBQFWjzBEXlSAg2UNWIIRAneyAJ9aciz39R9gzfj5dYW26H8tbGksEgCeKanu UkpOhGBjlzKUJ4o9g/rGENk=++H6 -----END PGP SIGNATURE----- -- Enterprise-watch-list mailing list This email address is being protected from spambots. You need JavaScript enabled to view it.
Before applying this update, make sure all previously released errata
relevant to your system have been applied.
For details on how to apply this update, refer to:
https://access.redhat.com/articles/11258
The GnuTLS library provides support for cryptographic algorithms and for
protocols such as Transport Layer Security (TLS).
A flaw was found in the way TLS 1.2 could use the MD5 hash function for
signing ServerKeyExchange and Client Authentication packets during a TLS
handshake. A man-in-the-middle attacker able to force a TLS connection to
use the MD5 hash function could use this flaw to conduct collision attacks
to impersonate a TLS server or an authenticated TLS client. (CVE-2015-7575)
All gnutls users are advised to upgrade to these updated packages, which
contain a backported patch to correct this issue. For the update to take
effect, all applications linked to the GnuTLS library must be restarted.
https://access.redhat.com/security/cve/CVE-2015-7575 https://access.redhat.com/security/updates/classification#moderate https://access.redhat.com/articles/2112261
Red Hat Enterprise Linux Desktop (v. 6):
Source:
gnutls-2.8.5-19.el6_7.src.rpm
i386:
gnutls-2.8.5-19.el6_7.i686.rpm
gnutls-debuginfo-2.8.5-19.el6_7.i686.rpm
gnutls-utils-2.8.5-19.el6_7.i686.rpm
x86_64:
gnutls-2.8.5-19.el6_7.i686.rpm
gnutls-2.8.5-19.el6_7.x86_64.rpm
gnutls-debuginfo-2.8.5-19.el6_7.i686.rpm
gnutls-debuginfo-2.8.5-19.el6_7.x86_64.rpm
gnutls-utils-2.8.5-19.el6_7.x86_64.rpm
Red Hat Enterprise Linux Desktop Optional (v. 6):
i386:
gnutls-debuginfo-2.8.5-19.el6_7.i686.rpm
gnutls-devel-2.8.5-19.el6_7.i686.rpm
gnutls-guile-2.8.5-19.el6_7.i686.rpm
x86_64:
gnutls-debuginfo-2.8.5-19.el6_7.i686.rpm
gnutls-debuginfo-2.8.5-19.el6_7.x86_64.rpm
gnutls-devel-2.8.5-19.el6_7.i686.rpm
gnutls-devel-2.8.5-19.el6_7.x86_64.rpm
gnutls-guile-2.8.5-19.el6_7.i686.rpm
gnutls-guile-2.8.5-19.el6_7.x86_64.rpm
Red Hat Enterprise Linux HPC Node (v. 6):
Source:
gnutls-2.8.5-19.el6_7.src.rpm
x86_64:
gnutls-2.8.5-19.el6_7.i686.rpm
gnutls-2.8.5-19.el6_7.x86_64.rpm
gnutls-debuginfo-2.8.5-19.el6_7.i686.rpm
gnutls-debuginfo-2.8.5-19.el6_7.x86_64.rpm
gnutls-utils-2.8.5-19.el6_7.x86_64.rpm
Red Hat Enterprise Linux HPC Node Optional (v. 6):
x86_64:
gnutls-debuginfo-2.8.5-19.el6_7.i686.rpm
gnutls-debuginfo-2.8.5-19.el6_7.x86_64.rpm
gnutls-devel-2.8.5-19.el6_7.i686.rpm
gnutls-devel-2.8.5-19.el6_7.x86_64.rpm
Read the Full Advisory
Updated gnutls packages that fix one security issue are now available forRed Hat Enterprise Linux 6 and 7.Red Hat Product Security has rated this update as having Moderate securityimpact. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available from the CVE link in theReferences section.
Red Hat Enterprise Linux Client (v. 7) - x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64
Red Hat Enterprise Linux Desktop (v. 6) - i386, x86_64
Red Hat Enterprise Linux Desktop Optional (v. 6) - i386, x86_64
Red Hat Enterprise Linux HPC Node (v. 6) - x86_64
Red Hat Enterprise Linux HPC Node Optional (v. 6) - x86_64
Red Hat Enterprise Linux Server (v. 6) - i386, ppc64, s390x, x86_64
Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 6) - i386, ppc64, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 6) - i386, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 6) - i386, x86_64
1289841 - CVE-2015-7575 TLS 1.2 Transcipt Collision attacks against MD5 in key exchange protocol (SLOTH)
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