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Red Hat Product Errata RHSA-2021:4933 - Security Advisory
Issued:
2021-12-06
Updated:
2021-12-06

RHSA-2021:4933 - Security Advisory

  • Overview
  • Updated Packages

Synopsis

Critical: nss security update

Type/Severity

Security Advisory: Critical

Red Hat Insights patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

An update for nss is now available for Red Hat Enterprise Linux 7.6 Advanced Update Support, Red Hat Enterprise Linux 7.6 Telco Extended Update Support, and Red Hat Enterprise Linux 7.6 Update Services for SAP Solutions.

Red Hat Product Security has rated this update as having a security impact of Critical. 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.

Description

Network Security Services (NSS) is a set of libraries designed to support the cross-platform development of security-enabled client and server applications.

Security Fix(es):

  • nss: Memory corruption in decodeECorDsaSignature with DSA signatures (and RSA-PSS) (CVE-2021-43527)

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.

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

After installing this update, applications using NSS (for example, Firefox) must be restarted for this update to take effect.

Affected Products

  • Red Hat Enterprise Linux Server - AUS 7.6 x86_64
  • Red Hat Enterprise Linux Server - TUS 7.6 x86_64
  • Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 7.6 ppc64le
  • Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 7.6 x86_64

Fixes

  • BZ - 2024370 - CVE-2021-43527 nss: Memory corruption in decodeECorDsaSignature with DSA signatures (and RSA-PSS)

CVEs

  • CVE-2021-43527

References

  • https://access.redhat.com/security/updates/classification/#critical
  • https://access.redhat.com/security/vulnerabilities/RHSB-2021-008
Note: More recent versions of these packages may be available. Click a package name for more details.

Red Hat Enterprise Linux Server - AUS 7.6

SRPM
nss-3.36.0-10.2.el7_6.src.rpm SHA-256: 1a9a8c41ecfb884176c95b3975b4b88134a8709d0041e05eb9e4a459b0b05295
x86_64
nss-3.36.0-10.2.el7_6.i686.rpm SHA-256: 48945e1b1244deae33ee2f487df1065c5bdf2fa4a2a9740c4e6957a61b528887
nss-3.36.0-10.2.el7_6.x86_64.rpm SHA-256: 251a370f51ff974e3cf8c61a596e9c1cd90167cac0adbdf023bf6ae511393c9b
nss-debuginfo-3.36.0-10.2.el7_6.i686.rpm SHA-256: 37fd4681a4bfea51125ac558ffe0aa336f23897aee537ab42874d3263ff510f0
nss-debuginfo-3.36.0-10.2.el7_6.i686.rpm SHA-256: 37fd4681a4bfea51125ac558ffe0aa336f23897aee537ab42874d3263ff510f0
nss-debuginfo-3.36.0-10.2.el7_6.x86_64.rpm SHA-256: e4675f0ffe84fd858703e05b521bf493f345130c17f6385cd3b35a4e3d392d16
nss-debuginfo-3.36.0-10.2.el7_6.x86_64.rpm SHA-256: e4675f0ffe84fd858703e05b521bf493f345130c17f6385cd3b35a4e3d392d16
nss-devel-3.36.0-10.2.el7_6.i686.rpm SHA-256: be8e472caab0bfb2ab0c6b3aec3fae9963a3bf802a20102fd797597632df16cb
nss-devel-3.36.0-10.2.el7_6.x86_64.rpm SHA-256: 0a5e1921479cb007c0d5da505b74fd002ecfe07f11dbaff57818244d733638f8
nss-pkcs11-devel-3.36.0-10.2.el7_6.i686.rpm SHA-256: 347a12c492017190f0c38ab77e1df9e00fb1f0cd8899a73854accd8d5191c143
nss-pkcs11-devel-3.36.0-10.2.el7_6.x86_64.rpm SHA-256: 4c70b792db8dbff4a6a17b4485f1fa3694f93ea45c9bd7f43ed00b434667d05c
nss-sysinit-3.36.0-10.2.el7_6.x86_64.rpm SHA-256: b3b28b18283d275c20814dd52ee880ba87486093512445629339dfaa56b6ca0c
nss-tools-3.36.0-10.2.el7_6.x86_64.rpm SHA-256: 97a58a1ef2e1108b47caa31967c3369959be9e7e76810e9936a66ae7921f2ee5

Red Hat Enterprise Linux Server - TUS 7.6

SRPM
nss-3.36.0-10.2.el7_6.src.rpm SHA-256: 1a9a8c41ecfb884176c95b3975b4b88134a8709d0041e05eb9e4a459b0b05295
x86_64
nss-3.36.0-10.2.el7_6.i686.rpm SHA-256: 48945e1b1244deae33ee2f487df1065c5bdf2fa4a2a9740c4e6957a61b528887
nss-3.36.0-10.2.el7_6.x86_64.rpm SHA-256: 251a370f51ff974e3cf8c61a596e9c1cd90167cac0adbdf023bf6ae511393c9b
nss-debuginfo-3.36.0-10.2.el7_6.i686.rpm SHA-256: 37fd4681a4bfea51125ac558ffe0aa336f23897aee537ab42874d3263ff510f0
nss-debuginfo-3.36.0-10.2.el7_6.i686.rpm SHA-256: 37fd4681a4bfea51125ac558ffe0aa336f23897aee537ab42874d3263ff510f0
nss-debuginfo-3.36.0-10.2.el7_6.x86_64.rpm SHA-256: e4675f0ffe84fd858703e05b521bf493f345130c17f6385cd3b35a4e3d392d16
nss-debuginfo-3.36.0-10.2.el7_6.x86_64.rpm SHA-256: e4675f0ffe84fd858703e05b521bf493f345130c17f6385cd3b35a4e3d392d16
nss-devel-3.36.0-10.2.el7_6.i686.rpm SHA-256: be8e472caab0bfb2ab0c6b3aec3fae9963a3bf802a20102fd797597632df16cb
nss-devel-3.36.0-10.2.el7_6.x86_64.rpm SHA-256: 0a5e1921479cb007c0d5da505b74fd002ecfe07f11dbaff57818244d733638f8
nss-pkcs11-devel-3.36.0-10.2.el7_6.i686.rpm SHA-256: 347a12c492017190f0c38ab77e1df9e00fb1f0cd8899a73854accd8d5191c143
nss-pkcs11-devel-3.36.0-10.2.el7_6.x86_64.rpm SHA-256: 4c70b792db8dbff4a6a17b4485f1fa3694f93ea45c9bd7f43ed00b434667d05c
nss-sysinit-3.36.0-10.2.el7_6.x86_64.rpm SHA-256: b3b28b18283d275c20814dd52ee880ba87486093512445629339dfaa56b6ca0c
nss-tools-3.36.0-10.2.el7_6.x86_64.rpm SHA-256: 97a58a1ef2e1108b47caa31967c3369959be9e7e76810e9936a66ae7921f2ee5

Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 7.6

SRPM
nss-3.36.0-10.2.el7_6.src.rpm SHA-256: 1a9a8c41ecfb884176c95b3975b4b88134a8709d0041e05eb9e4a459b0b05295
ppc64le
nss-3.36.0-10.2.el7_6.ppc64le.rpm SHA-256: d2e699d2ce9e206af76060235b2585a289a983d041393ec1c47b9c550c63f971
nss-debuginfo-3.36.0-10.2.el7_6.ppc64le.rpm SHA-256: 1c60d1dc9ac3b88d522ea1ff07a4dc5590cfc38775f9362bc271264a0d0975db
nss-debuginfo-3.36.0-10.2.el7_6.ppc64le.rpm SHA-256: 1c60d1dc9ac3b88d522ea1ff07a4dc5590cfc38775f9362bc271264a0d0975db
nss-devel-3.36.0-10.2.el7_6.ppc64le.rpm SHA-256: b2c7b5e0d847075ab8f108160421e9346e5403d914f2b3c16359a46bd4928a9d
nss-pkcs11-devel-3.36.0-10.2.el7_6.ppc64le.rpm SHA-256: 51fe2a48b9e7af177949ac68b65aecb2c226c74af3659c79264899ecd9ac16b9
nss-sysinit-3.36.0-10.2.el7_6.ppc64le.rpm SHA-256: 64d36d6bf9184981b0f824fd6ebf6d5a73f65562e5f6db758281726ec5612b94
nss-tools-3.36.0-10.2.el7_6.ppc64le.rpm SHA-256: bc39d25d03fe7a1e233b5de248348a57830ee6154d940186658c425c4be1a0f1

Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 7.6

SRPM
nss-3.36.0-10.2.el7_6.src.rpm SHA-256: 1a9a8c41ecfb884176c95b3975b4b88134a8709d0041e05eb9e4a459b0b05295
x86_64
nss-3.36.0-10.2.el7_6.i686.rpm SHA-256: 48945e1b1244deae33ee2f487df1065c5bdf2fa4a2a9740c4e6957a61b528887
nss-3.36.0-10.2.el7_6.x86_64.rpm SHA-256: 251a370f51ff974e3cf8c61a596e9c1cd90167cac0adbdf023bf6ae511393c9b
nss-debuginfo-3.36.0-10.2.el7_6.i686.rpm SHA-256: 37fd4681a4bfea51125ac558ffe0aa336f23897aee537ab42874d3263ff510f0
nss-debuginfo-3.36.0-10.2.el7_6.i686.rpm SHA-256: 37fd4681a4bfea51125ac558ffe0aa336f23897aee537ab42874d3263ff510f0
nss-debuginfo-3.36.0-10.2.el7_6.x86_64.rpm SHA-256: e4675f0ffe84fd858703e05b521bf493f345130c17f6385cd3b35a4e3d392d16
nss-debuginfo-3.36.0-10.2.el7_6.x86_64.rpm SHA-256: e4675f0ffe84fd858703e05b521bf493f345130c17f6385cd3b35a4e3d392d16
nss-devel-3.36.0-10.2.el7_6.i686.rpm SHA-256: be8e472caab0bfb2ab0c6b3aec3fae9963a3bf802a20102fd797597632df16cb
nss-devel-3.36.0-10.2.el7_6.x86_64.rpm SHA-256: 0a5e1921479cb007c0d5da505b74fd002ecfe07f11dbaff57818244d733638f8
nss-pkcs11-devel-3.36.0-10.2.el7_6.i686.rpm SHA-256: 347a12c492017190f0c38ab77e1df9e00fb1f0cd8899a73854accd8d5191c143
nss-pkcs11-devel-3.36.0-10.2.el7_6.x86_64.rpm SHA-256: 4c70b792db8dbff4a6a17b4485f1fa3694f93ea45c9bd7f43ed00b434667d05c
nss-sysinit-3.36.0-10.2.el7_6.x86_64.rpm SHA-256: b3b28b18283d275c20814dd52ee880ba87486093512445629339dfaa56b6ca0c
nss-tools-3.36.0-10.2.el7_6.x86_64.rpm SHA-256: 97a58a1ef2e1108b47caa31967c3369959be9e7e76810e9936a66ae7921f2ee5

The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.

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