RedHat: RHSA-2021-4060:01 Moderate: libsolv security update
Summary
The libsolv packages provide a library for resolving package dependencies
using a satisfiability algorithm.
Security Fix(es):
* libsolv: heap-based buffer overflow in pool_installable() in src/repo.h
(CVE-2021-33928)
* libsolv: heap-based buffer overflow in pool_disabled_solvable() in
src/repo.h (CVE-2021-33929)
* libsolv: heap-based buffer overflow in pool_installable_whatprovides() in
src/repo.h (CVE-2021-33930)
* libsolv: heap-based buffer overflow in prune_to_recommended() in
src/policy.c (CVE-2021-33938)
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.
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-2021-33928 https://access.redhat.com/security/cve/CVE-2021-33929 https://access.redhat.com/security/cve/CVE-2021-33930 https://access.redhat.com/security/cve/CVE-2021-33938 https://access.redhat.com/security/updates/classification/#moderate
Package List
Red Hat Enterprise Linux BaseOS (v. 8):
Source:
libsolv-0.7.16-3.el8_4.src.rpm
aarch64:
libsolv-0.7.16-3.el8_4.aarch64.rpm
libsolv-debuginfo-0.7.16-3.el8_4.aarch64.rpm
libsolv-debugsource-0.7.16-3.el8_4.aarch64.rpm
libsolv-demo-debuginfo-0.7.16-3.el8_4.aarch64.rpm
libsolv-tools-debuginfo-0.7.16-3.el8_4.aarch64.rpm
perl-solv-debuginfo-0.7.16-3.el8_4.aarch64.rpm
python3-solv-0.7.16-3.el8_4.aarch64.rpm
python3-solv-debuginfo-0.7.16-3.el8_4.aarch64.rpm
ruby-solv-debuginfo-0.7.16-3.el8_4.aarch64.rpm
ppc64le:
libsolv-0.7.16-3.el8_4.ppc64le.rpm
libsolv-debuginfo-0.7.16-3.el8_4.ppc64le.rpm
libsolv-debugsource-0.7.16-3.el8_4.ppc64le.rpm
libsolv-demo-debuginfo-0.7.16-3.el8_4.ppc64le.rpm
libsolv-tools-debuginfo-0.7.16-3.el8_4.ppc64le.rpm
perl-solv-debuginfo-0.7.16-3.el8_4.ppc64le.rpm
python3-solv-0.7.16-3.el8_4.ppc64le.rpm
python3-solv-debuginfo-0.7.16-3.el8_4.ppc64le.rpm
ruby-solv-debuginfo-0.7.16-3.el8_4.ppc64le.rpm
s390x:
libsolv-0.7.16-3.el8_4.s390x.rpm
libsolv-debuginfo-0.7.16-3.el8_4.s390x.rpm
libsolv-debugsource-0.7.16-3.el8_4.s390x.rpm
libsolv-demo-debuginfo-0.7.16-3.el8_4.s390x.rpm
libsolv-tools-debuginfo-0.7.16-3.el8_4.s390x.rpm
perl-solv-debuginfo-0.7.16-3.el8_4.s390x.rpm
python3-solv-0.7.16-3.el8_4.s390x.rpm
python3-solv-debuginfo-0.7.16-3.el8_4.s390x.rpm
ruby-solv-debuginfo-0.7.16-3.el8_4.s390x.rpm
x86_64:
libsolv-0.7.16-3.el8_4.i686.rpm
libsolv-0.7.16-3.el8_4.x86_64.rpm
libsolv-debuginfo-0.7.16-3.el8_4.i686.rpm
libsolv-debuginfo-0.7.16-3.el8_4.x86_64.rpm
libsolv-debugsource-0.7.16-3.el8_4.i686.rpm
libsolv-debugsource-0.7.16-3.el8_4.x86_64.rpm
libsolv-demo-debuginfo-0.7.16-3.el8_4.i686.rpm
libsolv-demo-debuginfo-0.7.16-3.el8_4.x86_64.rpm
libsolv-tools-debuginfo-0.7.16-3.el8_4.i686.rpm
libsolv-tools-debuginfo-0.7.16-3.el8_4.x86_64.rpm
perl-solv-debuginfo-0.7.16-3.el8_4.i686.rpm
perl-solv-debuginfo-0.7.16-3.el8_4.x86_64.rpm
python3-solv-0.7.16-3.el8_4.x86_64.rpm
python3-solv-debuginfo-0.7.16-3.el8_4.i686.rpm
python3-solv-debuginfo-0.7.16-3.el8_4.x86_64.rpm
ruby-solv-debuginfo-0.7.16-3.el8_4.i686.rpm
ruby-solv-debuginfo-0.7.16-3.el8_4.x86_64.rpm
Red Hat CodeReady Linux Builder (v. 8):
aarch64:
libsolv-debuginfo-0.7.16-3.el8_4.aarch64.rpm
libsolv-debugsource-0.7.16-3.el8_4.aarch64.rpm
libsolv-demo-debuginfo-0.7.16-3.el8_4.aarch64.rpm
libsolv-devel-0.7.16-3.el8_4.aarch64.rpm
libsolv-tools-0.7.16-3.el8_4.aarch64.rpm
libsolv-tools-debuginfo-0.7.16-3.el8_4.aarch64.rpm
perl-solv-debuginfo-0.7.16-3.el8_4.aarch64.rpm
python3-solv-debuginfo-0.7.16-3.el8_4.aarch64.rpm
ruby-solv-debuginfo-0.7.16-3.el8_4.aarch64.rpm
ppc64le:
libsolv-debuginfo-0.7.16-3.el8_4.ppc64le.rpm
libsolv-debugsource-0.7.16-3.el8_4.ppc64le.rpm
libsolv-demo-debuginfo-0.7.16-3.el8_4.ppc64le.rpm
libsolv-devel-0.7.16-3.el8_4.ppc64le.rpm
libsolv-tools-0.7.16-3.el8_4.ppc64le.rpm
libsolv-tools-debuginfo-0.7.16-3.el8_4.ppc64le.rpm
perl-solv-debuginfo-0.7.16-3.el8_4.ppc64le.rpm
python3-solv-debuginfo-0.7.16-3.el8_4.ppc64le.rpm
ruby-solv-debuginfo-0.7.16-3.el8_4.ppc64le.rpm
s390x:
libsolv-debuginfo-0.7.16-3.el8_4.s390x.rpm
libsolv-debugsource-0.7.16-3.el8_4.s390x.rpm
libsolv-demo-debuginfo-0.7.16-3.el8_4.s390x.rpm
libsolv-devel-0.7.16-3.el8_4.s390x.rpm
libsolv-tools-0.7.16-3.el8_4.s390x.rpm
libsolv-tools-debuginfo-0.7.16-3.el8_4.s390x.rpm
perl-solv-debuginfo-0.7.16-3.el8_4.s390x.rpm
python3-solv-debuginfo-0.7.16-3.el8_4.s390x.rpm
ruby-solv-debuginfo-0.7.16-3.el8_4.s390x.rpm
x86_64:
libsolv-debuginfo-0.7.16-3.el8_4.i686.rpm
libsolv-debuginfo-0.7.16-3.el8_4.x86_64.rpm
libsolv-debugsource-0.7.16-3.el8_4.i686.rpm
libsolv-debugsource-0.7.16-3.el8_4.x86_64.rpm
libsolv-demo-debuginfo-0.7.16-3.el8_4.i686.rpm
libsolv-demo-debuginfo-0.7.16-3.el8_4.x86_64.rpm
libsolv-devel-0.7.16-3.el8_4.i686.rpm
libsolv-devel-0.7.16-3.el8_4.x86_64.rpm
libsolv-tools-0.7.16-3.el8_4.x86_64.rpm
libsolv-tools-debuginfo-0.7.16-3.el8_4.i686.rpm
libsolv-tools-debuginfo-0.7.16-3.el8_4.x86_64.rpm
perl-solv-debuginfo-0.7.16-3.el8_4.i686.rpm
perl-solv-debuginfo-0.7.16-3.el8_4.x86_64.rpm
python3-solv-debuginfo-0.7.16-3.el8_4.i686.rpm
python3-solv-debuginfo-0.7.16-3.el8_4.x86_64.rpm
ruby-solv-debuginfo-0.7.16-3.el8_4.i686.rpm
ruby-solv-debuginfo-0.7.16-3.el8_4.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 libsolv 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 CodeReady Linux Builder (v. 8) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64
Bugs Fixed
2000699 - CVE-2021-33928 libsolv: heap-based buffer overflow in pool_installable() in src/repo.h
2000703 - CVE-2021-33929 libsolv: heap-based buffer overflow in pool_disabled_solvable() in src/repo.h
2000705 - CVE-2021-33930 libsolv: heap-based buffer overflow in pool_installable_whatprovides() in src/repo.h
2000707 - CVE-2021-33938 libsolv: heap-based buffer overflow in prune_to_recommended() in src/policy.c