QID 239641

Date Published: 2021-09-20

QID 239641: Red Hat Update for Red Hat OpenStack Platform 16.2 (etcd) (RHSA-2021:3487)

A highly-available key value store for shared configuration

Security Fix(es): net/http: panic in ReadRequest and ReadResponse when reading a very large header (CVE-2021-31525)
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: math/big.Rat: may cause a panic or an unrecoverable fatal error if passed inputs with very large exponents (CVE-2021-33198)

Affected Products:

Red Hat OpenStack 16.2 x86_64
Red Hat OpenStack for IBM Power 16.2 ppc64le

Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

On successful exploitation, it could allow an attacker to execute code.

CVSS V3 rated as High - 7.5 severity.

CVSS V2 rated as High - 7.5 severity.

Solution

Upgrade to the latest packages which contain a patch. Refer to Applying Package Updates to RHEL system for details.

Refer to Red Hat security advisory RHSA-2021:3487 to address this issue and obtain more information.

Vendor References

RHSA-2021:3487 - access.redhat.com/errata/RHSA-2021:3487?language=en

CVEs related to QID 239641

CVE-2021-31525 | CVE-2021-33195 | CVE-2021-33197 | CVE-2021-33198 |

Software Advisories

Advisory ID	Software	Component	Link
RHSA-2021:3487	Red Hat Enterprise Linux		access.redhat.com/errata/RHSA-2021:3487?language=en

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