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Red Hat Enterprise Linux 8 RHSA-2022-2129-01 Moderate: Lynx SNI Issue

red hat
Calendar Grey May 10, 2022
Dist Redhat Esm H88
A recent patch resolves a significant Lynx vulnerability for Red Hat Enterprise Linux, rectifying HTTP authentication exposure through SNI.
An update for lynx is now available for Red Hat Enterprise Linux 8

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

Summary

Lynx is a text-based Web browser. Lynx does not display any images, but it does support frames, tables, and most other HTML tags.
Security Fix(es):
* lynx: Disclosure of HTTP authentication credentials via SNI data (CVE-2021-38165)
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.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.6 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory moderate security update Red Hat Enterprise Linux lynx HTTP credentials SNI issue

References

https://access.redhat.com/security/cve/CVE-2021-38165 https://access.redhat.com/security/updates/classification#moderate https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/8/html/8.6_release_notes/index

Package List

Red Hat CodeReady Linux Builder (v. 8):
Source: lynx-2.8.9-4.el8.src.rpm
aarch64: lynx-2.8.9-4.el8.aarch64.rpm lynx-debuginfo-2.8.9-4.el8.aarch64.rpm lynx-debugsource-2.8.9-4.el8.aarch64.rpm
ppc64le: lynx-2.8.9-4.el8.ppc64le.rpm lynx-debuginfo-2.8.9-4.el8.ppc64le.rpm lynx-debugsource-2.8.9-4.el8.ppc64le.rpm
s390x: lynx-2.8.9-4.el8.s390x.rpm lynx-debuginfo-2.8.9-4.el8.s390x.rpm lynx-debugsource-2.8.9-4.el8.s390x.rpm
x86_64: lynx-2.8.9-4.el8.x86_64.rpm lynx-debuginfo-2.8.9-4.el8.x86_64.rpm lynx-debugsource-2.8.9-4.el8.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


Advisory ID: RHSA-2022:2129-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:2129
Issue date: 2022-05-10

Topic

An update for lynx is now available for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory moderate security update Red Hat Enterprise Linux lynx HTTP credentials SNI issue

Relevant Releases Architectures

Red Hat CodeReady Linux Builder (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

1994998 - CVE-2021-38165 lynx: Disclosure of HTTP authentication credentials via SNI data

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