-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: c-ares security update Advisory ID: RHSA-2023:3741-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2023:3741 Issue date: 2023-06-21 CVE Names: CVE-2023-32067 ===================================================================== 1. Summary: An update for c-ares is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux Client (v. 7) - x86_64 Red Hat Enterprise Linux Client Optional (v. 7) - x86_64 Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64 Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64 Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - x86_64 3. Description: The c-ares C library defines asynchronous DNS (Domain Name System) requests and provides name resolving API. Security Fix(es): * c-ares: 0-byte UDP payload Denial of Service (CVE-2023-32067) 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. 4. 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 5. Bugs fixed (https://bugzilla.redhat.com/): 2209502 - CVE-2023-32067 c-ares: 0-byte UDP payload Denial of Service 6. Package List: Red Hat Enterprise Linux Client (v. 7): Source: c-ares-1.10.0-3.el7_9.1.src.rpm x86_64: c-ares-1.10.0-3.el7_9.1.i686.rpm c-ares-1.10.0-3.el7_9.1.x86_64.rpm c-ares-debuginfo-1.10.0-3.el7_9.1.i686.rpm c-ares-debuginfo-1.10.0-3.el7_9.1.x86_64.rpm Red Hat Enterprise Linux Client Optional (v. 7): x86_64: c-ares-debuginfo-1.10.0-3.el7_9.1.i686.rpm c-ares-debuginfo-1.10.0-3.el7_9.1.x86_64.rpm c-ares-devel-1.10.0-3.el7_9.1.i686.rpm c-ares-devel-1.10.0-3.el7_9.1.x86_64.rpm Red Hat Enterprise Linux ComputeNode (v. 7): Source: c-ares-1.10.0-3.el7_9.1.src.rpm x86_64: c-ares-1.10.0-3.el7_9.1.i686.rpm c-ares-1.10.0-3.el7_9.1.x86_64.rpm c-ares-debuginfo-1.10.0-3.el7_9.1.i686.rpm c-ares-debuginfo-1.10.0-3.el7_9.1.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional (v. 7): x86_64: c-ares-debuginfo-1.10.0-3.el7_9.1.i686.rpm c-ares-debuginfo-1.10.0-3.el7_9.1.x86_64.rpm c-ares-devel-1.10.0-3.el7_9.1.i686.rpm c-ares-devel-1.10.0-3.el7_9.1.x86_64.rpm Red Hat Enterprise Linux Server (v. 7): Source: c-ares-1.10.0-3.el7_9.1.src.rpm ppc64: c-ares-1.10.0-3.el7_9.1.ppc.rpm c-ares-1.10.0-3.el7_9.1.ppc64.rpm c-ares-debuginfo-1.10.0-3.el7_9.1.ppc.rpm c-ares-debuginfo-1.10.0-3.el7_9.1.ppc64.rpm c-ares-devel-1.10.0-3.el7_9.1.ppc.rpm c-ares-devel-1.10.0-3.el7_9.1.ppc64.rpm ppc64le: c-ares-1.10.0-3.el7_9.1.ppc64le.rpm c-ares-debuginfo-1.10.0-3.el7_9.1.ppc64le.rpm c-ares-devel-1.10.0-3.el7_9.1.ppc64le.rpm s390x: c-ares-1.10.0-3.el7_9.1.s390.rpm c-ares-1.10.0-3.el7_9.1.s390x.rpm c-ares-debuginfo-1.10.0-3.el7_9.1.s390.rpm c-ares-debuginfo-1.10.0-3.el7_9.1.s390x.rpm c-ares-devel-1.10.0-3.el7_9.1.s390.rpm c-ares-devel-1.10.0-3.el7_9.1.s390x.rpm x86_64: c-ares-1.10.0-3.el7_9.1.i686.rpm c-ares-1.10.0-3.el7_9.1.x86_64.rpm c-ares-debuginfo-1.10.0-3.el7_9.1.i686.rpm c-ares-debuginfo-1.10.0-3.el7_9.1.x86_64.rpm c-ares-devel-1.10.0-3.el7_9.1.i686.rpm c-ares-devel-1.10.0-3.el7_9.1.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: c-ares-1.10.0-3.el7_9.1.src.rpm x86_64: c-ares-1.10.0-3.el7_9.1.i686.rpm c-ares-1.10.0-3.el7_9.1.x86_64.rpm c-ares-debuginfo-1.10.0-3.el7_9.1.i686.rpm c-ares-debuginfo-1.10.0-3.el7_9.1.x86_64.rpm c-ares-devel-1.10.0-3.el7_9.1.i686.rpm c-ares-devel-1.10.0-3.el7_9.1.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/ 7. References: https://access.redhat.com/security/cve/CVE-2023-32067 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2023 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBZJNw6tzjgjWX9erEAQiWwg/+JVyAtdRGZxI7+8nKBI29g3PpJY/w/HEw BEv+sBSiRKHJUMJ5z+Ahr2N+wQppZN893jZi78vpIdw2BG/nZuGe9Gb3Rd1/uB19 7MxRT/9ItrCOXhLT70Y2aIy6YXAXxXlYt0OrwZQY70XL2UkM75iJVAX9XUxszv9R TEEKpPs9mXSPorShZFbe9HoTkBg56OXdd50xxKLmZgtAidVzS0+6XesiMd17Rlc2 gFr41/k6/3xIcMxKJpp+ru/dyrOAn37YSdgmU6Z0gf7BeODVhh1i7fs1mFujrHDV wij1ZCJtOCKAH7LtVDcoeXnbcHiPQuk68RFNf4B5ys4TDqGaCrKArq5i8BBhmYeK zg9AlSmC48/fWlp6DRDnAHN5u5chUFchxNv6bB5L+386TA2PUiFUrZT6QzCo5vgg PpthfSg8bfrnz5NvAVIktlml9PvziIVcHRFWBg3+DBV51N7kTKTwzTE33dLSsKYI IMHXQLzJJF5ds7/+SIKI9C5knGyH+1UCTAynXjJhGK/uPWh5BaZB5dQTK9ByK551 TFl4FG60KEHvjtYeVSG/dADkafu9qa0UERj1c8TuvLakOlFETrLhjZK2O44S1xlC RZZjZAfJsSC5cwKHUT2qcD9aDRahzfbLi5ppNa+UYPnfkLaXNZZy/sRjF6duDYoN ZmTbzLEddzg= =O2OK -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce