RedHat: RHSA-2021-2792:01 Moderate: perl security and bug fix update
Summary
Perl is a high-level programming language that is commonly used for system
administration utilities and web programming.
Security Fix(es):
* perl: heap-based buffer overflow in regular expression compiler leads to
DoS (CVE-2020-10543)
* perl: corruption of intermediate language state of compiled regular
expression due to integer overflow leads to DoS (CVE-2020-10878)
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.
Bug Fix(es):
* [perl-net-ping] wrong return value on failing DNS name lookup
(BZ#1973177)
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-2020-10543 https://access.redhat.com/security/cve/CVE-2020-10878 https://access.redhat.com/security/updates/classification/#moderate
Package List
Red Hat Enterprise Linux AppStream EUS (v. 8.2):
aarch64:
perl-5.26.3-418.el8_2.1.aarch64.rpm
perl-Devel-Peek-1.26-418.el8_2.1.aarch64.rpm
perl-Devel-Peek-debuginfo-1.26-418.el8_2.1.aarch64.rpm
perl-IO-debuginfo-1.38-418.el8_2.1.aarch64.rpm
perl-Time-Piece-1.31-418.el8_2.1.aarch64.rpm
perl-Time-Piece-debuginfo-1.31-418.el8_2.1.aarch64.rpm
perl-debuginfo-5.26.3-418.el8_2.1.aarch64.rpm
perl-debugsource-5.26.3-418.el8_2.1.aarch64.rpm
perl-devel-5.26.3-418.el8_2.1.aarch64.rpm
perl-interpreter-debuginfo-5.26.3-418.el8_2.1.aarch64.rpm
perl-libs-debuginfo-5.26.3-418.el8_2.1.aarch64.rpm
perl-tests-5.26.3-418.el8_2.1.aarch64.rpm
noarch:
perl-Attribute-Handlers-0.99-418.el8_2.1.noarch.rpm
perl-Devel-SelfStubber-1.06-418.el8_2.1.noarch.rpm
perl-ExtUtils-Embed-1.34-418.el8_2.1.noarch.rpm
perl-ExtUtils-Miniperl-1.06-418.el8_2.1.noarch.rpm
perl-Locale-Maketext-Simple-0.21-418.el8_2.1.noarch.rpm
perl-Memoize-1.03-418.el8_2.1.noarch.rpm
perl-Module-Loaded-0.08-418.el8_2.1.noarch.rpm
perl-Net-Ping-2.55-418.el8_2.1.noarch.rpm
perl-Pod-Html-1.22.02-418.el8_2.1.noarch.rpm
perl-SelfLoader-1.23-418.el8_2.1.noarch.rpm
perl-Test-1.30-418.el8_2.1.noarch.rpm
perl-libnetcfg-5.26.3-418.el8_2.1.noarch.rpm
perl-open-1.11-418.el8_2.1.noarch.rpm
perl-utils-5.26.3-418.el8_2.1.noarch.rpm
ppc64le:
perl-5.26.3-418.el8_2.1.ppc64le.rpm
perl-Devel-Peek-1.26-418.el8_2.1.ppc64le.rpm
perl-Devel-Peek-debuginfo-1.26-418.el8_2.1.ppc64le.rpm
perl-IO-debuginfo-1.38-418.el8_2.1.ppc64le.rpm
perl-Time-Piece-1.31-418.el8_2.1.ppc64le.rpm
perl-Time-Piece-debuginfo-1.31-418.el8_2.1.ppc64le.rpm
perl-debuginfo-5.26.3-418.el8_2.1.ppc64le.rpm
perl-debugsource-5.26.3-418.el8_2.1.ppc64le.rpm
perl-devel-5.26.3-418.el8_2.1.ppc64le.rpm
perl-interpreter-debuginfo-5.26.3-418.el8_2.1.ppc64le.rpm
perl-libs-debuginfo-5.26.3-418.el8_2.1.ppc64le.rpm
perl-tests-5.26.3-418.el8_2.1.ppc64le.rpm
s390x:
perl-5.26.3-418.el8_2.1.s390x.rpm
perl-Devel-Peek-1.26-418.el8_2.1.s390x.rpm
perl-Devel-Peek-debuginfo-1.26-418.el8_2.1.s390x.rpm
perl-IO-debuginfo-1.38-418.el8_2.1.s390x.rpm
perl-Time-Piece-1.31-418.el8_2.1.s390x.rpm
perl-Time-Piece-debuginfo-1.31-418.el8_2.1.s390x.rpm
perl-debuginfo-5.26.3-418.el8_2.1.s390x.rpm
perl-debugsource-5.26.3-418.el8_2.1.s390x.rpm
perl-devel-5.26.3-418.el8_2.1.s390x.rpm
perl-interpreter-debuginfo-5.26.3-418.el8_2.1.s390x.rpm
perl-libs-debuginfo-5.26.3-418.el8_2.1.s390x.rpm
perl-tests-5.26.3-418.el8_2.1.s390x.rpm
x86_64:
perl-5.26.3-418.el8_2.1.x86_64.rpm
perl-Devel-Peek-1.26-418.el8_2.1.x86_64.rpm
perl-Devel-Peek-debuginfo-1.26-418.el8_2.1.i686.rpm
perl-Devel-Peek-debuginfo-1.26-418.el8_2.1.x86_64.rpm
perl-IO-debuginfo-1.38-418.el8_2.1.i686.rpm
perl-IO-debuginfo-1.38-418.el8_2.1.x86_64.rpm
perl-Time-Piece-1.31-418.el8_2.1.x86_64.rpm
perl-Time-Piece-debuginfo-1.31-418.el8_2.1.i686.rpm
perl-Time-Piece-debuginfo-1.31-418.el8_2.1.x86_64.rpm
perl-debuginfo-5.26.3-418.el8_2.1.i686.rpm
perl-debuginfo-5.26.3-418.el8_2.1.x86_64.rpm
perl-debugsource-5.26.3-418.el8_2.1.i686.rpm
perl-debugsource-5.26.3-418.el8_2.1.x86_64.rpm
perl-devel-5.26.3-418.el8_2.1.i686.rpm
perl-devel-5.26.3-418.el8_2.1.x86_64.rpm
perl-interpreter-debuginfo-5.26.3-418.el8_2.1.i686.rpm
perl-interpreter-debuginfo-5.26.3-418.el8_2.1.x86_64.rpm
perl-libs-debuginfo-5.26.3-418.el8_2.1.i686.rpm
perl-libs-debuginfo-5.26.3-418.el8_2.1.x86_64.rpm
perl-tests-5.26.3-418.el8_2.1.x86_64.rpm
Red Hat Enterprise Linux BaseOS EUS (v. 8.2):
Source:
perl-5.26.3-418.el8_2.1.src.rpm
aarch64:
perl-Devel-Peek-debuginfo-1.26-418.el8_2.1.aarch64.rpm
perl-Errno-1.28-418.el8_2.1.aarch64.rpm
perl-IO-1.38-418.el8_2.1.aarch64.rpm
perl-IO-debuginfo-1.38-418.el8_2.1.aarch64.rpm
perl-Time-Piece-debuginfo-1.31-418.el8_2.1.aarch64.rpm
perl-debuginfo-5.26.3-418.el8_2.1.aarch64.rpm
perl-debugsource-5.26.3-418.el8_2.1.aarch64.rpm
perl-interpreter-5.26.3-418.el8_2.1.aarch64.rpm
perl-interpreter-debuginfo-5.26.3-418.el8_2.1.aarch64.rpm
perl-libs-5.26.3-418.el8_2.1.aarch64.rpm
perl-libs-debuginfo-5.26.3-418.el8_2.1.aarch64.rpm
perl-macros-5.26.3-418.el8_2.1.aarch64.rpm
noarch:
perl-IO-Zlib-1.10-418.el8_2.1.noarch.rpm
perl-Math-Complex-1.59-418.el8_2.1.noarch.rpm
ppc64le:
perl-Devel-Peek-debuginfo-1.26-418.el8_2.1.ppc64le.rpm
perl-Errno-1.28-418.el8_2.1.ppc64le.rpm
perl-IO-1.38-418.el8_2.1.ppc64le.rpm
perl-IO-debuginfo-1.38-418.el8_2.1.ppc64le.rpm
perl-Time-Piece-debuginfo-1.31-418.el8_2.1.ppc64le.rpm
perl-debuginfo-5.26.3-418.el8_2.1.ppc64le.rpm
perl-debugsource-5.26.3-418.el8_2.1.ppc64le.rpm
perl-interpreter-5.26.3-418.el8_2.1.ppc64le.rpm
perl-interpreter-debuginfo-5.26.3-418.el8_2.1.ppc64le.rpm
perl-libs-5.26.3-418.el8_2.1.ppc64le.rpm
perl-libs-debuginfo-5.26.3-418.el8_2.1.ppc64le.rpm
perl-macros-5.26.3-418.el8_2.1.ppc64le.rpm
s390x:
perl-Devel-Peek-debuginfo-1.26-418.el8_2.1.s390x.rpm
perl-Errno-1.28-418.el8_2.1.s390x.rpm
perl-IO-1.38-418.el8_2.1.s390x.rpm
perl-IO-debuginfo-1.38-418.el8_2.1.s390x.rpm
perl-Time-Piece-debuginfo-1.31-418.el8_2.1.s390x.rpm
perl-debuginfo-5.26.3-418.el8_2.1.s390x.rpm
perl-debugsource-5.26.3-418.el8_2.1.s390x.rpm
perl-interpreter-5.26.3-418.el8_2.1.s390x.rpm
perl-interpreter-debuginfo-5.26.3-418.el8_2.1.s390x.rpm
perl-libs-5.26.3-418.el8_2.1.s390x.rpm
perl-libs-debuginfo-5.26.3-418.el8_2.1.s390x.rpm
perl-macros-5.26.3-418.el8_2.1.s390x.rpm
x86_64:
perl-Devel-Peek-debuginfo-1.26-418.el8_2.1.i686.rpm
perl-Devel-Peek-debuginfo-1.26-418.el8_2.1.x86_64.rpm
perl-Errno-1.28-418.el8_2.1.x86_64.rpm
perl-IO-1.38-418.el8_2.1.x86_64.rpm
perl-IO-debuginfo-1.38-418.el8_2.1.i686.rpm
perl-IO-debuginfo-1.38-418.el8_2.1.x86_64.rpm
perl-Time-Piece-debuginfo-1.31-418.el8_2.1.i686.rpm
perl-Time-Piece-debuginfo-1.31-418.el8_2.1.x86_64.rpm
perl-debuginfo-5.26.3-418.el8_2.1.i686.rpm
perl-debuginfo-5.26.3-418.el8_2.1.x86_64.rpm
perl-debugsource-5.26.3-418.el8_2.1.i686.rpm
perl-debugsource-5.26.3-418.el8_2.1.x86_64.rpm
perl-interpreter-5.26.3-418.el8_2.1.x86_64.rpm
perl-interpreter-debuginfo-5.26.3-418.el8_2.1.i686.rpm
perl-interpreter-debuginfo-5.26.3-418.el8_2.1.x86_64.rpm
perl-libs-5.26.3-418.el8_2.1.i686.rpm
perl-libs-5.26.3-418.el8_2.1.x86_64.rpm
perl-libs-debuginfo-5.26.3-418.el8_2.1.i686.rpm
perl-libs-debuginfo-5.26.3-418.el8_2.1.x86_64.rpm
perl-macros-5.26.3-418.el8_2.1.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 perl is now available for Red Hat Enterprise Linux 8.2Extended Update Support.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 EUS (v. 8.2) - aarch64, noarch, ppc64le, s390x, x86_64
Red Hat Enterprise Linux BaseOS EUS (v. 8.2) - aarch64, noarch, ppc64le, s390x, x86_64
Bugs Fixed
1837975 - CVE-2020-10543 perl: heap-based buffer overflow in regular expression compiler leads to DoS
1837988 - CVE-2020-10878 perl: corruption of intermediate language state of compiled regular expression due to integer overflow leads to DoS
1973177 - [perl-net-ping] wrong return value on failing DNS name lookup [rhel-8.2.0.z]