RedHat: RHSA-2022-8008:01 Moderate: buildah security and bug fix update
Summary
The buildah package provides a tool for facilitating building OCI container
images. Among other things, buildah enables you to: Create a working
container, either from scratch or using an image as a starting point;
Create an image, either from a working container or using the instructions
in a Dockerfile; Build both Docker and OCI images.
Security Fix(es):
* containers/storage: DoS via malicious image (CVE-2021-20291)
* 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)
* golang: crash in a golang.org/x/crypto/ssh server (CVE-2022-27191)
* podman: possible information disclosure and modification (CVE-2022-2989)
* buildah: possible information disclosure and modification (CVE-2022-2990)
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 9.1 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-2021-20291 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-2021-33198 https://access.redhat.com/security/cve/CVE-2022-2989 https://access.redhat.com/security/cve/CVE-2022-2990 https://access.redhat.com/security/cve/CVE-2022-27191 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/9/html/9.1_release_notes/index
Package List
Red Hat Enterprise Linux AppStream (v. 9):
Source:
buildah-1.27.0-2.el9.src.rpm
aarch64:
buildah-1.27.0-2.el9.aarch64.rpm
buildah-debuginfo-1.27.0-2.el9.aarch64.rpm
buildah-debugsource-1.27.0-2.el9.aarch64.rpm
buildah-tests-1.27.0-2.el9.aarch64.rpm
buildah-tests-debuginfo-1.27.0-2.el9.aarch64.rpm
ppc64le:
buildah-1.27.0-2.el9.ppc64le.rpm
buildah-debuginfo-1.27.0-2.el9.ppc64le.rpm
buildah-debugsource-1.27.0-2.el9.ppc64le.rpm
buildah-tests-1.27.0-2.el9.ppc64le.rpm
buildah-tests-debuginfo-1.27.0-2.el9.ppc64le.rpm
s390x:
buildah-1.27.0-2.el9.s390x.rpm
buildah-debuginfo-1.27.0-2.el9.s390x.rpm
buildah-debugsource-1.27.0-2.el9.s390x.rpm
buildah-tests-1.27.0-2.el9.s390x.rpm
buildah-tests-debuginfo-1.27.0-2.el9.s390x.rpm
x86_64:
buildah-1.27.0-2.el9.x86_64.rpm
buildah-debuginfo-1.27.0-2.el9.x86_64.rpm
buildah-debugsource-1.27.0-2.el9.x86_64.rpm
buildah-tests-1.27.0-2.el9.x86_64.rpm
buildah-tests-debuginfo-1.27.0-2.el9.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 buildah is now available for Red Hat Enterprise Linux 9.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 AppStream (v. 9) - aarch64, ppc64le, s390x, x86_64
Bugs Fixed
1939485 - CVE-2021-20291 containers/storage: DoS via malicious image
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
1989575 - CVE-2021-33198 golang: math/big.Rat: may cause a panic or an unrecoverable fatal error if passed inputs with very large exponents
2064702 - CVE-2022-27191 golang: crash in a golang.org/x/crypto/ssh server
2081835 - networking is broken when building containers due to missing container networking package dependencies
2121445 - CVE-2022-2989 podman: possible information disclosure and modification
2121453 - CVE-2022-2990 buildah: possible information disclosure and modification
