-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: thunderbird security update Advisory ID: RHSA-2022:0850-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2022:0850 Issue date: 2022-03-14 CVE Names: CVE-2022-0566 CVE-2022-25235 CVE-2022-25236 CVE-2022-25315 CVE-2022-26381 CVE-2022-26383 CVE-2022-26384 CVE-2022-26386 CVE-2022-26387 CVE-2022-26485 CVE-2022-26486 ===================================================================== 1. Summary: An update for thunderbird 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 Server Optional (v. 7) - ppc64le, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - x86_64 3. Description: Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 91.7.0. Security Fix(es): * Mozilla: Use-after-free in XSLT parameter processing (CVE-2022-26485) * Mozilla: Use-after-free in WebGPU IPC Framework (CVE-2022-26486) * expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution (CVE-2022-25235) * expat: Namespace-separator characters in "xmlns[:prefix]" attribute values can lead to arbitrary code execution (CVE-2022-25236) * expat: Integer overflow in storeRawNames() (CVE-2022-25315) * Mozilla: Use-after-free in text reflows (CVE-2022-26381) * Mozilla: Browser window spoof using fullscreen mode (CVE-2022-26383) * Mozilla: iframe allow-scripts sandbox bypass (CVE-2022-26384) * Mozilla: Time-of-check time-of-use bug when verifying add-on signatures (CVE-2022-26387) * thunderbird: Crafted email could trigger an out-of-bounds write (CVE-2022-0566) * Mozilla: Temporary files downloaded to /tmp and accessible by other local users (CVE-2022-26386) 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 All running instances of Thunderbird must be restarted for the update to take effect. 5. Bugs fixed (https://bugzilla.redhat.com/): 2055591 - CVE-2022-0566 thunderbird: Crafted email could trigger an out-of-bounds write 2056363 - CVE-2022-25315 expat: Integer overflow in storeRawNames() 2056366 - CVE-2022-25235 expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution 2056370 - CVE-2022-25236 expat: Namespace-separator characters in "xmlns[:prefix]" attribute values can lead to arbitrary code execution 2061735 - CVE-2022-26486 Mozilla: Use-after-free in WebGPU IPC Framework 2061736 - CVE-2022-26485 Mozilla: Use-after-free in XSLT parameter processing 2062220 - CVE-2022-26383 Mozilla: Browser window spoof using fullscreen mode 2062221 - CVE-2022-26384 Mozilla: iframe allow-scripts sandbox bypass 2062222 - CVE-2022-26387 Mozilla: Time-of-check time-of-use bug when verifying add-on signatures 2062223 - CVE-2022-26381 Mozilla: Use-after-free in text reflows 2062224 - CVE-2022-26386 Mozilla: Temporary files downloaded to /tmp and accessible by other local users 6. Package List: Red Hat Enterprise Linux Client (v. 7): Source: thunderbird-91.7.0-2.el7_9.src.rpm x86_64: thunderbird-91.7.0-2.el7_9.x86_64.rpm thunderbird-debuginfo-91.7.0-2.el7_9.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 7): Source: thunderbird-91.7.0-2.el7_9.src.rpm ppc64le: thunderbird-91.7.0-2.el7_9.ppc64le.rpm thunderbird-debuginfo-91.7.0-2.el7_9.ppc64le.rpm x86_64: thunderbird-91.7.0-2.el7_9.x86_64.rpm thunderbird-debuginfo-91.7.0-2.el7_9.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: thunderbird-91.7.0-2.el7_9.src.rpm x86_64: thunderbird-91.7.0-2.el7_9.x86_64.rpm thunderbird-debuginfo-91.7.0-2.el7_9.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-2022-0566 https://access.redhat.com/security/cve/CVE-2022-25235 https://access.redhat.com/security/cve/CVE-2022-25236 https://access.redhat.com/security/cve/CVE-2022-25315 https://access.redhat.com/security/cve/CVE-2022-26381 https://access.redhat.com/security/cve/CVE-2022-26383 https://access.redhat.com/security/cve/CVE-2022-26384 https://access.redhat.com/security/cve/CVE-2022-26386 https://access.redhat.com/security/cve/CVE-2022-26387 https://access.redhat.com/security/cve/CVE-2022-26485 https://access.redhat.com/security/cve/CVE-2022-26486 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 2022 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYi9as9zjgjWX9erEAQi0VA/8DmqELriNmt2kTcKBgMz/PkowFKQVVLE9 Z4xLkVnFBjSYiHsyXBwFlNBJPK1ywvizchEFsj3hkv7+05xJTGLjrvyEaGquYv36 ol+Yrq5hzVATmfC9AivXQLew4+10cqBX5Hl/KoxIsLmn1k+7K0OV5PUo41WaYIYn znNLekFIYpWBe6HmqEs7eErS9TGR6t91o/4iUd2p4LgxEMmJhcZ32clA0k2sWQoC t96wqwaFdYo7SWekWEIsjLu9TjXCZ2QITzxA1gQG0ZymWuaOhpSCoaeu7O3KGy9E j9D5UhAGmWxSWiSMJ2+AP4E4t4CXJ5poE9+T3hgsevt9Lr24Cr9QK77w6/gxpLpj /zuR86oImk/FcnTBE+EY5TNgpPusbMQXZHD0OfmxRqO3TZn8n0mURRBgxkJJPpkb AJX93daJu2FQyRQBRi/WQKbBpi8VKZpmdVIP8i/ZujiKWDzYuwnij4o0/JOTnH5P agTu9G32WnAemVXUK6IlNZamM6IODof4uY7L1A1AtQkpDSzIQ5PpHbxEgtp0NqDO tTBogkwaB3Mkvme2fZ6wu2ALaaJuhnDrA332gITVz9tQ6TJL/M3Z1f0X4007yTSH uPebIvMc7O15OJL1AI7U29MitAXTDqkWoSP8ECMli7w1Ro3cBr/VNQicmkZZyJ3h A8Mb2SG3B+I= =7pc/ -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce