RedHat: RHSA-2021-4316:02 Low: zziplib security update
Summary
The zziplib is a lightweight library to easily extract data from zip files.
Security Fix(es):
* zziplib: infinite loop via the return value of zzip_file_read() as used
in unzzip_cat_file() (CVE-2020-18442)
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-2020-18442 https://access.redhat.com/security/updates/classification/#low https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.5_release_notes/
Package List
Red Hat Enterprise Linux AppStream (v. 8):
Source:
zziplib-0.13.68-9.el8.src.rpm
aarch64:
zziplib-0.13.68-9.el8.aarch64.rpm
zziplib-debuginfo-0.13.68-9.el8.aarch64.rpm
zziplib-debugsource-0.13.68-9.el8.aarch64.rpm
zziplib-utils-0.13.68-9.el8.aarch64.rpm
zziplib-utils-debuginfo-0.13.68-9.el8.aarch64.rpm
ppc64le:
zziplib-0.13.68-9.el8.ppc64le.rpm
zziplib-debuginfo-0.13.68-9.el8.ppc64le.rpm
zziplib-debugsource-0.13.68-9.el8.ppc64le.rpm
zziplib-utils-0.13.68-9.el8.ppc64le.rpm
zziplib-utils-debuginfo-0.13.68-9.el8.ppc64le.rpm
s390x:
zziplib-0.13.68-9.el8.s390x.rpm
zziplib-debuginfo-0.13.68-9.el8.s390x.rpm
zziplib-debugsource-0.13.68-9.el8.s390x.rpm
zziplib-utils-0.13.68-9.el8.s390x.rpm
zziplib-utils-debuginfo-0.13.68-9.el8.s390x.rpm
x86_64:
zziplib-0.13.68-9.el8.i686.rpm
zziplib-0.13.68-9.el8.x86_64.rpm
zziplib-debuginfo-0.13.68-9.el8.i686.rpm
zziplib-debuginfo-0.13.68-9.el8.x86_64.rpm
zziplib-debugsource-0.13.68-9.el8.i686.rpm
zziplib-debugsource-0.13.68-9.el8.x86_64.rpm
zziplib-utils-0.13.68-9.el8.x86_64.rpm
zziplib-utils-debuginfo-0.13.68-9.el8.i686.rpm
zziplib-utils-debuginfo-0.13.68-9.el8.x86_64.rpm
Red Hat Enterprise Linux CRB (v. 8):
aarch64:
zziplib-debuginfo-0.13.68-9.el8.aarch64.rpm
zziplib-debugsource-0.13.68-9.el8.aarch64.rpm
zziplib-devel-0.13.68-9.el8.aarch64.rpm
zziplib-utils-debuginfo-0.13.68-9.el8.aarch64.rpm
ppc64le:
zziplib-debuginfo-0.13.68-9.el8.ppc64le.rpm
zziplib-debugsource-0.13.68-9.el8.ppc64le.rpm
zziplib-devel-0.13.68-9.el8.ppc64le.rpm
zziplib-utils-debuginfo-0.13.68-9.el8.ppc64le.rpm
s390x:
zziplib-debuginfo-0.13.68-9.el8.s390x.rpm
zziplib-debugsource-0.13.68-9.el8.s390x.rpm
zziplib-devel-0.13.68-9.el8.s390x.rpm
zziplib-utils-debuginfo-0.13.68-9.el8.s390x.rpm
x86_64:
zziplib-debuginfo-0.13.68-9.el8.i686.rpm
zziplib-debuginfo-0.13.68-9.el8.x86_64.rpm
zziplib-debugsource-0.13.68-9.el8.i686.rpm
zziplib-debugsource-0.13.68-9.el8.x86_64.rpm
zziplib-devel-0.13.68-9.el8.i686.rpm
zziplib-devel-0.13.68-9.el8.x86_64.rpm
zziplib-utils-debuginfo-0.13.68-9.el8.i686.rpm
zziplib-utils-debuginfo-0.13.68-9.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 zziplib is now available for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Low. 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. 8) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux CRB (v. 8) - aarch64, ppc64le, s390x, x86_64
Bugs Fixed
1973826 - CVE-2020-18442 zziplib: infinite loop via the return value of zzip_file_read() as used in unzzip_cat_file()