RedHat: RHSA-2021-4511:03 Moderate: curl security and bug fix update
Summary
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: Leak of authentication credentials in URL via automatic Referer
(CVE-2021-22876)
* curl: TELNET stack contents disclosure (CVE-2021-22898)
* curl: Incorrect fix for CVE-2021-22898 TELNET stack contents disclosure
(CVE-2021-22925)
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.
Summary
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
References
https://access.redhat.com/security/cve/CVE-2021-22876 https://access.redhat.com/security/cve/CVE-2021-22898 https://access.redhat.com/security/cve/CVE-2021-22925 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.5_release_notes/
Package List
Red Hat Enterprise Linux BaseOS (v. 8):
Source:
curl-7.61.1-22.el8.src.rpm
aarch64:
curl-7.61.1-22.el8.aarch64.rpm
curl-debuginfo-7.61.1-22.el8.aarch64.rpm
curl-debugsource-7.61.1-22.el8.aarch64.rpm
curl-minimal-debuginfo-7.61.1-22.el8.aarch64.rpm
libcurl-7.61.1-22.el8.aarch64.rpm
libcurl-debuginfo-7.61.1-22.el8.aarch64.rpm
libcurl-devel-7.61.1-22.el8.aarch64.rpm
libcurl-minimal-7.61.1-22.el8.aarch64.rpm
libcurl-minimal-debuginfo-7.61.1-22.el8.aarch64.rpm
ppc64le:
curl-7.61.1-22.el8.ppc64le.rpm
curl-debuginfo-7.61.1-22.el8.ppc64le.rpm
curl-debugsource-7.61.1-22.el8.ppc64le.rpm
curl-minimal-debuginfo-7.61.1-22.el8.ppc64le.rpm
libcurl-7.61.1-22.el8.ppc64le.rpm
libcurl-debuginfo-7.61.1-22.el8.ppc64le.rpm
libcurl-devel-7.61.1-22.el8.ppc64le.rpm
libcurl-minimal-7.61.1-22.el8.ppc64le.rpm
libcurl-minimal-debuginfo-7.61.1-22.el8.ppc64le.rpm
s390x:
curl-7.61.1-22.el8.s390x.rpm
curl-debuginfo-7.61.1-22.el8.s390x.rpm
curl-debugsource-7.61.1-22.el8.s390x.rpm
curl-minimal-debuginfo-7.61.1-22.el8.s390x.rpm
libcurl-7.61.1-22.el8.s390x.rpm
libcurl-debuginfo-7.61.1-22.el8.s390x.rpm
libcurl-devel-7.61.1-22.el8.s390x.rpm
libcurl-minimal-7.61.1-22.el8.s390x.rpm
libcurl-minimal-debuginfo-7.61.1-22.el8.s390x.rpm
x86_64:
curl-7.61.1-22.el8.x86_64.rpm
curl-debuginfo-7.61.1-22.el8.i686.rpm
curl-debuginfo-7.61.1-22.el8.x86_64.rpm
curl-debugsource-7.61.1-22.el8.i686.rpm
curl-debugsource-7.61.1-22.el8.x86_64.rpm
curl-minimal-debuginfo-7.61.1-22.el8.i686.rpm
curl-minimal-debuginfo-7.61.1-22.el8.x86_64.rpm
libcurl-7.61.1-22.el8.i686.rpm
libcurl-7.61.1-22.el8.x86_64.rpm
libcurl-debuginfo-7.61.1-22.el8.i686.rpm
libcurl-debuginfo-7.61.1-22.el8.x86_64.rpm
libcurl-devel-7.61.1-22.el8.i686.rpm
libcurl-devel-7.61.1-22.el8.x86_64.rpm
libcurl-minimal-7.61.1-22.el8.i686.rpm
libcurl-minimal-7.61.1-22.el8.x86_64.rpm
libcurl-minimal-debuginfo-7.61.1-22.el8.i686.rpm
libcurl-minimal-debuginfo-7.61.1-22.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/
Topic
An update for curl 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.
Topic
Relevant Releases Architectures
Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64
Bugs Fixed
1941964 - CVE-2021-22876 curl: Leak of authentication credentials in URL via automatic Referer
1947493 - Why there is a difference between curl --head output on the RHEL7 and RHEL8.
1964887 - CVE-2021-22898 curl: TELNET stack contents disclosure
1970902 - CVE-2021-22925 curl: Incorrect fix for CVE-2021-22898 TELNET stack contents disclosure