New Debian firefox-esr 140.5.0esr-1~deb12u1 fixes: This update addresses the following issues: * This vulnerability affects Firefox < 143, Firefox ESR < 140.3, Thunderbird < 143, and Thunderbird < 140.3. (CVE-2025-10527) * This vulnerability affects Firefox < 143, Firefox ESR < 140.3, Thunderbird < 143, and Thunderbird < 140.3. (CVE-2025-10528) * This vulnerability affects Firefox < 143, Firefox ESR < 140.3, Thunderbird < 143, and Thunderbird < 140.3. (CVE-2025-10529) * This vulnerability affects Firefox < 143, Firefox ESR < 140.3, Thunderbird < 143, and Thunderbird < 140.3. (CVE-2025-10532) * This vulnerability affects Firefox < 143, Firefox ESR < 115.28, Firefox ESR < 140.3, Thunderbird < 143, and Thunderbird < 140.3. (CVE-2025-10533) * This vulnerability affects Firefox < 143, Firefox ESR < 140.3, Thunderbird < 143, and Thunderbird < 140.3. (CVE-2025-10536) * Memory safety bugs present in Firefox ESR 140.2, Thunderbird ESR 140.2, Firefox 142 and Thunderbird 142. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 143, Firefox ESR < 140.3, Thunderbird < 143, and Thunderbird < 140.3. (CVE-2025-10537) * Use-after-free in MediaTrackGraphImpl::GetInstance() This vulnerability affects Firefox < 144, Firefox ESR < 140.4, Thunderbird < 144, and Thunderbird < 140.4. (CVE-2025-11708) * A compromised web process was able to trigger out of bounds reads and writes in a more privileged process using manipulated WebGL textures. This vulnerability affects Firefox < 144, Firefox ESR < 115.29, Firefox ESR < 140.4, Thunderbird < 144, and Thunderbird < 140.4. (CVE-2025-11709) * A compromised web process using malicious IPC messages could have caused the privileged browser process to reveal blocks of its memory to the compromised process. This vulnerability affects Firefox < 144, Firefox ESR < 115.29, Firefox ESR < 140.4, Thunderbird < 144, and Thunderbird < 140.4. (CVE-2025-11710) * There was a way to change the value of JavaScript Object properties that were supposed to be non-writeable. This vulnerability affects Firefox < 144, Firefox ESR < 115.29, Firefox ESR < 140.4, Thunderbird < 144, and Thunderbird < 140.4. (CVE-2025-11711) * A malicious page could have used the type attribute of an OBJECT tag to override the default browser behavior when encountering a web resource served without a content-type. This could have contributed to an XSS on a site that unsafely serves files without a content-type header. This vulnerability affects Firefox < 144, Firefox ESR < 140.4, Thunderbird < 144, and Thunderbird < 140.4. (CVE-2025-11712) * Memory safety bugs present in Firefox ESR 115.28, Firefox ESR 140.3, Thunderbird ESR 140.3, Firefox 143 and Thunderbird 143. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 144, Firefox ESR < 115.29, Firefox ESR < 140.4, Thunderbird < 144, and Thunderbird < 140.4. (CVE-2025-11714) * Memory safety bugs present in Firefox ESR 140.3, Thunderbird ESR 140.3, Firefox 143 and Thunderbird 143. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 144, Firefox ESR < 140.4, Thunderbird < 144, and Thunderbird < 140.4. (CVE-2025-11715) 140.5.0esr-1~deb12u1 (Wed, 12 Nov 2025 07:25:00 +0900) * New upstream release. * Fixes for mfsa2025-88, also known as: CVE-2025-13012, CVE-2025-13016, CVE-2025-13017, CVE-2025-13018, CVE-2025-13019, CVE-2025-13013, CVE-2025-13020, CVE-2025-13014, CVE-2025-13015.
--- mirror/ftp/pool/main/f/firefox-esr/firefox-esr_140.4.0esr-1~deb12u1.dsc +++ apt/ucs_5.2-0-errata5.2-3/source/firefox-esr_140.5.0esr-1~deb12u1.dsc @@ -1,3 +1,11 @@ +140.5.0esr-1~deb12u1 [Wed, 12 Nov 2025 07:25:00 +0900] Mike Hommey <glandium@debian.org>: + + * New upstream release. + * Fixes for mfsa2025-88, also known as: + CVE-2025-13012, CVE-2025-13016, CVE-2025-13017, CVE-2025-13018, + CVE-2025-13019, CVE-2025-13013, CVE-2025-13020, CVE-2025-13014, + CVE-2025-13015. + 140.4.0esr-1~deb12u1 [Wed, 15 Oct 2025 08:55:29 +0900] Mike Hommey <glandium@debian.org>: * New upstream release. <http://piuparts.knut.univention.de/5.2-3/#4571176369393318017>
OK: bug OK: yaml OK: announce_errata OK: patch OK: piuparts [5.2-3] 257f7cd0d0 chore(firefox-esr): create advisory for 140.5.0esr-1~deb12u1 doc/errata/staging/firefox-esr.yaml | 56 +++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+)
<https://errata.software-univention.de/#/?erratum=5.2x284>