-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: gnutls security update Advisory ID: RHSA-2020:2637-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:2637 Issue date: 2020-06-22 CVE Names: CVE-2020-13777 ==================================================================== 1. Summary: An update for gnutls is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64 3. Description: The gnutls packages provide the GNU Transport Layer Security (GnuTLS) library, which implements cryptographic algorithms and protocols such as SSL, TLS, and DTLS. Security Fix(es): * gnutls: session resumption works without master key allowing MITM (CVE-2020-13777) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 5. Bugs fixed (https://bugzilla.redhat.com/): 1843723 - CVE-2020-13777 gnutls: session resumption works without master key allowing MITM 6. Package List: Red Hat Enterprise Linux AppStream (v. 8): aarch64: gnutls-c++-3.6.8-11.el8_2.aarch64.rpm gnutls-c++-debuginfo-3.6.8-11.el8_2.aarch64.rpm gnutls-dane-3.6.8-11.el8_2.aarch64.rpm gnutls-dane-debuginfo-3.6.8-11.el8_2.aarch64.rpm gnutls-debuginfo-3.6.8-11.el8_2.aarch64.rpm gnutls-debugsource-3.6.8-11.el8_2.aarch64.rpm gnutls-devel-3.6.8-11.el8_2.aarch64.rpm gnutls-utils-3.6.8-11.el8_2.aarch64.rpm gnutls-utils-debuginfo-3.6.8-11.el8_2.aarch64.rpm ppc64le: gnutls-c++-3.6.8-11.el8_2.ppc64le.rpm gnutls-c++-debuginfo-3.6.8-11.el8_2.ppc64le.rpm gnutls-dane-3.6.8-11.el8_2.ppc64le.rpm gnutls-dane-debuginfo-3.6.8-11.el8_2.ppc64le.rpm gnutls-debuginfo-3.6.8-11.el8_2.ppc64le.rpm gnutls-debugsource-3.6.8-11.el8_2.ppc64le.rpm gnutls-devel-3.6.8-11.el8_2.ppc64le.rpm gnutls-utils-3.6.8-11.el8_2.ppc64le.rpm gnutls-utils-debuginfo-3.6.8-11.el8_2.ppc64le.rpm s390x: gnutls-c++-3.6.8-11.el8_2.s390x.rpm gnutls-c++-debuginfo-3.6.8-11.el8_2.s390x.rpm gnutls-dane-3.6.8-11.el8_2.s390x.rpm gnutls-dane-debuginfo-3.6.8-11.el8_2.s390x.rpm gnutls-debuginfo-3.6.8-11.el8_2.s390x.rpm gnutls-debugsource-3.6.8-11.el8_2.s390x.rpm gnutls-devel-3.6.8-11.el8_2.s390x.rpm gnutls-utils-3.6.8-11.el8_2.s390x.rpm gnutls-utils-debuginfo-3.6.8-11.el8_2.s390x.rpm x86_64: gnutls-c++-3.6.8-11.el8_2.i686.rpm gnutls-c++-3.6.8-11.el8_2.x86_64.rpm gnutls-c++-debuginfo-3.6.8-11.el8_2.i686.rpm gnutls-c++-debuginfo-3.6.8-11.el8_2.x86_64.rpm gnutls-dane-3.6.8-11.el8_2.i686.rpm gnutls-dane-3.6.8-11.el8_2.x86_64.rpm gnutls-dane-debuginfo-3.6.8-11.el8_2.i686.rpm gnutls-dane-debuginfo-3.6.8-11.el8_2.x86_64.rpm gnutls-debuginfo-3.6.8-11.el8_2.i686.rpm gnutls-debuginfo-3.6.8-11.el8_2.x86_64.rpm gnutls-debugsource-3.6.8-11.el8_2.i686.rpm gnutls-debugsource-3.6.8-11.el8_2.x86_64.rpm gnutls-devel-3.6.8-11.el8_2.i686.rpm gnutls-devel-3.6.8-11.el8_2.x86_64.rpm gnutls-utils-3.6.8-11.el8_2.x86_64.rpm gnutls-utils-debuginfo-3.6.8-11.el8_2.i686.rpm gnutls-utils-debuginfo-3.6.8-11.el8_2.x86_64.rpm Red Hat Enterprise Linux BaseOS (v. 8): Source: gnutls-3.6.8-11.el8_2.src.rpm aarch64: gnutls-3.6.8-11.el8_2.aarch64.rpm gnutls-c++-debuginfo-3.6.8-11.el8_2.aarch64.rpm gnutls-dane-debuginfo-3.6.8-11.el8_2.aarch64.rpm gnutls-debuginfo-3.6.8-11.el8_2.aarch64.rpm gnutls-debugsource-3.6.8-11.el8_2.aarch64.rpm gnutls-utils-debuginfo-3.6.8-11.el8_2.aarch64.rpm ppc64le: gnutls-3.6.8-11.el8_2.ppc64le.rpm gnutls-c++-debuginfo-3.6.8-11.el8_2.ppc64le.rpm gnutls-dane-debuginfo-3.6.8-11.el8_2.ppc64le.rpm gnutls-debuginfo-3.6.8-11.el8_2.ppc64le.rpm gnutls-debugsource-3.6.8-11.el8_2.ppc64le.rpm gnutls-utils-debuginfo-3.6.8-11.el8_2.ppc64le.rpm s390x: gnutls-3.6.8-11.el8_2.s390x.rpm gnutls-c++-debuginfo-3.6.8-11.el8_2.s390x.rpm gnutls-dane-debuginfo-3.6.8-11.el8_2.s390x.rpm gnutls-debuginfo-3.6.8-11.el8_2.s390x.rpm gnutls-debugsource-3.6.8-11.el8_2.s390x.rpm gnutls-utils-debuginfo-3.6.8-11.el8_2.s390x.rpm x86_64: gnutls-3.6.8-11.el8_2.i686.rpm gnutls-3.6.8-11.el8_2.x86_64.rpm gnutls-c++-debuginfo-3.6.8-11.el8_2.i686.rpm gnutls-c++-debuginfo-3.6.8-11.el8_2.x86_64.rpm gnutls-dane-debuginfo-3.6.8-11.el8_2.i686.rpm gnutls-dane-debuginfo-3.6.8-11.el8_2.x86_64.rpm gnutls-debuginfo-3.6.8-11.el8_2.i686.rpm gnutls-debuginfo-3.6.8-11.el8_2.x86_64.rpm gnutls-debugsource-3.6.8-11.el8_2.i686.rpm gnutls-debugsource-3.6.8-11.el8_2.x86_64.rpm gnutls-utils-debuginfo-3.6.8-11.el8_2.i686.rpm gnutls-utils-debuginfo-3.6.8-11.el8_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-2020-13777 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2020 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXvBWTtzjgjWX9erEAQiDCA//S9OoPPAvPEboRW/+Zitrd2dT1WHaU6T1 EBn8moB19WwblBTSiPGSoBNP0PqQuhi9tGTlmoxysUrdqmfFlABaw/rJUNUOjdW/ 02aD/L0jRT/FWKntFWz6KeGioHg9N8igEyvN2mhwMNTyuENxLAlKNFwaq7AjLLuD VIdVUWu/eANqECJCcZpN62k0i4IDwZPQ56REnZTEG05HPgGiCWbSskFz/Zds5sQO 9EOCLy4caUSrgdBck8FfMx1gXf4JRqRoq6/oHdwzWqBpSKaxq3SxIKaw5GisMkx7 B3v0F/lDVeICnBD9zwwObQGHBb+TFaGxSyY8E2xOGf360zvkQKqgmFn/ZOBeAYs5 fp7qPaNSMd9NvNtVyfBDkYBe8lv10oYnzRCUQXHZPFi53yOZxb+bZ9SetVhEuM8a sAzc81qw9Wr8i6bjODqnQEdafVanWql6AiI7RcU2FYqnljZfAyf7TJfS1pZaq75M 9Kh2oPjVVud6K99YZ+KZzqZR/QooPhv8qdqdm+H6YVnA0kH9R2l3z+XasWb9jF/1 eSkkRoj/AO4uOXji1po8S8OamNY0RTMTDE8zRqFShbtGvQ3OfHChpGOgCqEZkJCD s1op2knfHr1aPm1KFpIseFMWGEmYQQvEfyvs0+ty+0kXCjiD/a7wfKSGYdOXRX/W vb6QFJiGGq0=sNEA -----END PGP SIGNATURE----- -- RHSA-announce mailing list This email address is being protected from spambots. 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For details on how to apply this update, which includes the changes
described in this advisory, refer to:
https://access.redhat.com/articles/11258
The gnutls packages provide the GNU Transport Layer Security (GnuTLS)
library, which implements cryptographic algorithms and protocols such as
SSL, TLS, and DTLS.
Security Fix(es):
* gnutls: session resumption works without master key allowing MITM
(CVE-2020-13777)
For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.
https://access.redhat.com/security/cve/CVE-2020-13777 https://access.redhat.com/security/updates/classification/#important
Red Hat Enterprise Linux AppStream (v. 8):
aarch64:
gnutls-c++-3.6.8-11.el8_2.aarch64.rpm
gnutls-c++-debuginfo-3.6.8-11.el8_2.aarch64.rpm
gnutls-dane-3.6.8-11.el8_2.aarch64.rpm
gnutls-dane-debuginfo-3.6.8-11.el8_2.aarch64.rpm
gnutls-debuginfo-3.6.8-11.el8_2.aarch64.rpm
gnutls-debugsource-3.6.8-11.el8_2.aarch64.rpm
gnutls-devel-3.6.8-11.el8_2.aarch64.rpm
gnutls-utils-3.6.8-11.el8_2.aarch64.rpm
gnutls-utils-debuginfo-3.6.8-11.el8_2.aarch64.rpm
ppc64le:
gnutls-c++-3.6.8-11.el8_2.ppc64le.rpm
gnutls-c++-debuginfo-3.6.8-11.el8_2.ppc64le.rpm
gnutls-dane-3.6.8-11.el8_2.ppc64le.rpm
gnutls-dane-debuginfo-3.6.8-11.el8_2.ppc64le.rpm
gnutls-debuginfo-3.6.8-11.el8_2.ppc64le.rpm
gnutls-debugsource-3.6.8-11.el8_2.ppc64le.rpm
gnutls-devel-3.6.8-11.el8_2.ppc64le.rpm
gnutls-utils-3.6.8-11.el8_2.ppc64le.rpm
gnutls-utils-debuginfo-3.6.8-11.el8_2.ppc64le.rpm
s390x:
gnutls-c++-3.6.8-11.el8_2.s390x.rpm
gnutls-c++-debuginfo-3.6.8-11.el8_2.s390x.rpm
gnutls-dane-3.6.8-11.el8_2.s390x.rpm
gnutls-dane-debuginfo-3.6.8-11.el8_2.s390x.rpm
gnutls-debuginfo-3.6.8-11.el8_2.s390x.rpm
gnutls-debugsource-3.6.8-11.el8_2.s390x.rpm
gnutls-devel-3.6.8-11.el8_2.s390x.rpm
gnutls-utils-3.6.8-11.el8_2.s390x.rpm
gnutls-utils-debuginfo-3.6.8-11.el8_2.s390x.rpm
x86_64:
gnutls-c++-3.6.8-11.el8_2.i686.rpm
Read the Full Advisory
An update for gnutls is now available for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.
Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64
1843723 - CVE-2020-13777 gnutls: session resumption works without master key allowing MITM
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