Moderate: curl security update

Topic

An update for curl is now available for Red Hat Enterprise Linux 9.

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

The curl packages provide the libcurl library and the curl utility for downloading files from servers using various protocols, including HTTP, FTP, and LDAP.

Security Fix(es):

• curl: OAUTH2 bearer bypass in connection re-use (CVE-2022-22576)
• curl: credential leak on redirect (CVE-2022-27774)
• curl: auth/cookie leak on redirect (CVE-2022-27776)
• curl: TLS and SSH connection too eager reuse (CVE-2022-27782)

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

Affected Products

• Red Hat Enterprise Linux Server for IBM z Systems - 4 years of updates 9.0 s390x

Fixes

• BZ - 2077541 - CVE-2022-22576 curl: OAUTH2 bearer bypass in connection re-use
• BZ - 2077547 - CVE-2022-27774 curl: credential leak on redirect
• BZ - 2078408 - CVE-2022-27776 curl: auth/cookie leak on redirect
• BZ - 2082215 - CVE-2022-27782 curl: TLS and SSH connection too eager reuse

CVEs

• CVE-2022-22576
• CVE-2022-27774
• CVE-2022-27776
• CVE-2022-27782

References

• https://access.redhat.com/security/updates/classification/#moderate