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Red Hat Enterprise Linux 8 RHSA-2021:4226 Moderate: Grafana DoS Fix

red hat
Calendar Grey November 9, 2021
Dist Redhat Esm H88
A new Grafana update for Red Hat Enterprise Linux 8 has launched to address moderate security flaws, including Denial of Service threats, urging users to update urgently.
An update for grafana 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

Grafana is an open source, feature rich metrics dashboard and graph editor for Graphite, InfluxDB & OpenTSDB.
The following packages have been upgraded to a later upstream version: grafana (7.5.9). (BZ#1921191)
Security Fix(es):
* golang: crypto/elliptic: incorrect operations on the P-224 curve (CVE-2021-3114)
* grafana: snapshot feature allow an unauthenticated remote attacker to trigger a DoS via a remote API call (CVE-2021-27358)
* golang: net: lookup functions may return invalid host names (CVE-2021-33195)
* golang: net/http/httputil: ReverseProxy forwards connection headers if first one is empty (CVE-2021-33197)
* golang: crypto/tls: certificate of wrong type is causing TLS client to panic (CVE-2021-34558)
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 8.5 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory moderate bug fix DoS security fix Red Hat Enterprise Linux grafana

References

https://access.redhat.com/security/cve/CVE-2021-3114 https://access.redhat.com/security/cve/CVE-2021-27358 https://access.redhat.com/security/cve/CVE-2021-33195 https://access.redhat.com/security/cve/CVE-2021-33197 https://access.redhat.com/security/cve/CVE-2021-34558 https://access.redhat.com/security/updates/classification#moderate https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/8/html/8.5_release_notes/index

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: grafana-7.5.9-4.el8.src.rpm
aarch64: grafana-7.5.9-4.el8.aarch64.rpm grafana-debuginfo-7.5.9-4.el8.aarch64.rpm
ppc64le: grafana-7.5.9-4.el8.ppc64le.rpm grafana-debuginfo-7.5.9-4.el8.ppc64le.rpm
s390x: grafana-7.5.9-4.el8.s390x.rpm grafana-debuginfo-7.5.9-4.el8.s390x.rpm
x86_64: grafana-7.5.9-4.el8.x86_64.rpm grafana-debuginfo-7.5.9-4.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-2021:4226-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:4226
Issue date: 2021-11-09

Topic

An update for grafana 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 bug fix DoS security fix Red Hat Enterprise Linux grafana

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

1918750 - CVE-2021-3114 golang: crypto/elliptic: incorrect operations on the P-224 curve

1921191 - Rebase of Grafana for RHEL 8.5

1941024 - CVE-2021-27358 grafana: snapshot feature allow an unauthenticated remote attacker to trigger a DoS via a remote API call

1983596 - CVE-2021-34558 golang: crypto/tls: certificate of wrong type is causing TLS client to panic

1989564 - CVE-2021-33195 golang: net: lookup functions may return invalid host names

1989570 - CVE-2021-33197 golang: net/http/httputil: ReverseProxy forwards connection headers if first one is empty

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