RedHat: RHSA-2020-4667:01 Moderate: mailman:2.1 security and bug fix update
Summary
Mailman is a program used to help manage e-mail discussion lists.
Security Fix(es):
* mailman: XSS via file attachments in list archives (CVE-2020-12137)
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 8.3 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-2020-12137 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.3_release_notes/
Package List
Red Hat Enterprise Linux AppStream (v. 8):
Source:
mailman-2.1.29-10.module+el8.3.0+6860+8e47d84b.src.rpm
aarch64:
mailman-2.1.29-10.module+el8.3.0+6860+8e47d84b.aarch64.rpm
mailman-debuginfo-2.1.29-10.module+el8.3.0+6860+8e47d84b.aarch64.rpm
mailman-debugsource-2.1.29-10.module+el8.3.0+6860+8e47d84b.aarch64.rpm
ppc64le:
mailman-2.1.29-10.module+el8.3.0+6860+8e47d84b.ppc64le.rpm
mailman-debuginfo-2.1.29-10.module+el8.3.0+6860+8e47d84b.ppc64le.rpm
mailman-debugsource-2.1.29-10.module+el8.3.0+6860+8e47d84b.ppc64le.rpm
s390x:
mailman-2.1.29-10.module+el8.3.0+6860+8e47d84b.s390x.rpm
mailman-debuginfo-2.1.29-10.module+el8.3.0+6860+8e47d84b.s390x.rpm
mailman-debugsource-2.1.29-10.module+el8.3.0+6860+8e47d84b.s390x.rpm
x86_64:
mailman-2.1.29-10.module+el8.3.0+6860+8e47d84b.x86_64.rpm
mailman-debuginfo-2.1.29-10.module+el8.3.0+6860+8e47d84b.x86_64.rpm
mailman-debugsource-2.1.29-10.module+el8.3.0+6860+8e47d84b.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 the mailman:2.1 module is now available for Red HatEnterprise 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 AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64
Bugs Fixed
1683399 - /etc/mailman has wrong permissions 0755 instead of 2775
1780100 - Module stream mailman:2.1 does not have correct module.md file
1805954 - Creating tmp files for systemd on behalf of mailman references legacy directory /var/run/ instead of /run
1830007 - CVE-2020-12137 mailman: XSS via file attachments in list archives
1837218 - Processing bounces from mailing lists causes oom crash of BounceRunner