-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ===================================================================== Red Hat Security Advisory Synopsis: Important: jakarta-commons-collections security update Advisory ID: RHSA-2015:2521-01 Product: Red Hat Enterprise Linux Advisory URL: https://rhn.redhat.com/errata/RHSA-2015-2521.html Issue date: 2015-11-30 CVE Names: CVE-2015-7501 ===================================================================== 1. Summary: Updated jakarta-commons-collections packages that fix one security issue are now available for Red Hat Enterprise Linux 6. Red Hat Product Security has rated this update as having Important security impact. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available from the CVE link in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux Desktop Optional (v. 6) - noarch Red Hat Enterprise Linux HPC Node Optional (v. 6) - noarch Red Hat Enterprise Linux Server (v. 6) - noarch Red Hat Enterprise Linux Server Optional (v. 6) - noarch Red Hat Enterprise Linux Workstation (v. 6) - noarch Red Hat Enterprise Linux Workstation Optional (v. 6) - noarch 3. Description: The Jakarta/Apache Commons Collections library provides new interfaces, implementations, and utilities to extend the features of the Java Collections Framework. It was found that the Apache commons-collections library permitted code execution when deserializing objects involving a specially constructed chain of classes. A remote attacker could use this flaw to execute arbitrary code with the permissions of the application using the commons-collections library. (CVE-2015-7501) With this update, deserialization of certain classes in the commons-collections library is no longer allowed. Applications that require those classes to be deserialized can use the system property "org.apache.commons.collections.enableUnsafeSerialization" to re-enable their deserialization. Further information about this security flaw may be found at: https://access.redhat.com/solutions/2045023 All users of jakarta-commons-collections are advised to upgrade to these updated packages, which contain a backported patch to correct this issue. All running applications using the commons-collections library must be restarted for the update to take effect. 4. Solution: Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258 5. Bugs fixed (https://bugzilla.redhat.com/): 1279330 - CVE-2015-7501 apache-commons-collections: InvokerTransformer code execution during deserialisation 6. Package List: Red Hat Enterprise Linux Desktop Optional (v. 6): Source: jakarta-commons-collections-3.2.1-3.5.el6_7.src.rpm noarch: jakarta-commons-collections-3.2.1-3.5.el6_7.noarch.rpm jakarta-commons-collections-javadoc-3.2.1-3.5.el6_7.noarch.rpm jakarta-commons-collections-testframework-3.2.1-3.5.el6_7.noarch.rpm jakarta-commons-collections-testframework-javadoc-3.2.1-3.5.el6_7.noarch.rpm jakarta-commons-collections-tomcat5-3.2.1-3.5.el6_7.noarch.rpm Red Hat Enterprise Linux HPC Node Optional (v. 6): Source: jakarta-commons-collections-3.2.1-3.5.el6_7.src.rpm noarch: jakarta-commons-collections-3.2.1-3.5.el6_7.noarch.rpm jakarta-commons-collections-javadoc-3.2.1-3.5.el6_7.noarch.rpm jakarta-commons-collections-testframework-3.2.1-3.5.el6_7.noarch.rpm jakarta-commons-collections-testframework-javadoc-3.2.1-3.5.el6_7.noarch.rpm jakarta-commons-collections-tomcat5-3.2.1-3.5.el6_7.noarch.rpm Red Hat Enterprise Linux Server (v. 6): Source: jakarta-commons-collections-3.2.1-3.5.el6_7.src.rpm noarch: jakarta-commons-collections-3.2.1-3.5.el6_7.noarch.rpm Red Hat Enterprise Linux Server Optional (v. 6): noarch: jakarta-commons-collections-javadoc-3.2.1-3.5.el6_7.noarch.rpm jakarta-commons-collections-testframework-3.2.1-3.5.el6_7.noarch.rpm jakarta-commons-collections-testframework-javadoc-3.2.1-3.5.el6_7.noarch.rpm jakarta-commons-collections-tomcat5-3.2.1-3.5.el6_7.noarch.rpm Red Hat Enterprise Linux Workstation (v. 6): Source: jakarta-commons-collections-3.2.1-3.5.el6_7.src.rpm noarch: jakarta-commons-collections-3.2.1-3.5.el6_7.noarch.rpm Red Hat Enterprise Linux Workstation Optional (v. 6): noarch: jakarta-commons-collections-javadoc-3.2.1-3.5.el6_7.noarch.rpm jakarta-commons-collections-testframework-3.2.1-3.5.el6_7.noarch.rpm jakarta-commons-collections-testframework-javadoc-3.2.1-3.5.el6_7.noarch.rpm jakarta-commons-collections-tomcat5-3.2.1-3.5.el6_7.noarch.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/ 7. References: https://access.redhat.com/security/cve/CVE-2015-7501 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/solutions/2045023 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2015 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iD8DBQFWXH+sXlSAg2UNWIIRAnSpAKCkr7BSLgKMdj0i0GrrSEUDMPNIlgCeOLej BM1F8f3p4LkhjPWCsw5f7KE= =03UL -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce