From 6db3b0401ef07363bc80db73e403bb6c7199b9c0 Mon Sep 17 00:00:00 2001 From: Tom Ritter Date: Tue, 23 Feb 2021 10:52:33 -0500 Subject: [PATCH] Correct a few things I missed from the advisories and add Thunderbird's --- announce/2021/mfsa2021-07.yml | 6 ++--- announce/2021/mfsa2021-08.yml | 2 +- announce/2021/mfsa2021-09.yml | 42 +++++++++++++++++++++++++++++++++++ 3 files changed, 46 insertions(+), 4 deletions(-) create mode 100644 announce/2021/mfsa2021-09.yml diff --git a/announce/2021/mfsa2021-07.yml b/announce/2021/mfsa2021-07.yml index f5a0a57..640d7db 100644 --- a/announce/2021/mfsa2021-07.yml +++ b/announce/2021/mfsa2021-07.yml @@ -70,11 +70,11 @@ advisories: bugs: - url: 1683536 CVE-2021-23975: - title: 'about:memory’s Measure function caused an incorrect pointer operation' + title: about:memory Measure function caused an incorrect pointer operation impact: low reporter: Brian Carpenter of Geeknik Labs & Farm description: | - The developer page about:memory has a Measure function for exploring what object types the browser has allocated and their sizes. When this function was invoked; we incorrectly called the sizeof function, instead of using the API method that checks for invalid pointers. + The developer page about:memory has a Measure function for exploring what object types the browser has allocated and their sizes. When this function was invoked we incorrectly called the sizeof function, instead of using the API method that checks for invalid pointers. bugs: - url: 1685145 CVE-2021-23973: @@ -97,7 +97,7 @@ advisories: CVE-2021-23979: title: Memory safety bugs fixed in Firefox 86 impact: high - reporter: Mozilla developers and community + reporter: Mozilla developers description: | Mozilla developers Tyson Smith, Lars T Hansen, Valentin Gosu, and Sebastian Hengst reported memory safety bugs present in Firefox 85. 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. bugs: diff --git a/announce/2021/mfsa2021-08.yml b/announce/2021/mfsa2021-08.yml index 413e74f..33ee0f8 100644 --- a/announce/2021/mfsa2021-08.yml +++ b/announce/2021/mfsa2021-08.yml @@ -32,7 +32,7 @@ advisories: CVE-2021-23978: title: Memory safety bugs fixed in Firefox 86 and Firefox ESR 78.8 impact: high - reporter: Mozilla developers and community + reporter: Mozilla developers description: | Mozilla developers Alexis Beingessner, Tyson Smith, Nika Layzell, and Mats Palmgren reported memory safety bugs present in Firefox 85 and Firefox ESR 78.7. 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. bugs: diff --git a/announce/2021/mfsa2021-09.yml b/announce/2021/mfsa2021-09.yml new file mode 100644 index 0000000..2c11c1d --- /dev/null +++ b/announce/2021/mfsa2021-09.yml @@ -0,0 +1,42 @@ +## mfsa2021-09.yml +announced: February 23, 2021 +impact: high +fixed_in: +- Thunderbird 78.8 +title: Security Vulnerabilities fixed in Thunderbird 78.8 +description: | + *In general, these flaws cannot be exploited through email in the Thunderbird product because scripting is disabled when reading mail, but are potentially risks in browser or browser-like contexts.* +advisories: + CVE-2021-23969: + title: Content Security Policy violation report could have contained the destination of a redirect + impact: high + reporter: Masato Kinugawa + description: | + As specified in the W3C Content Security Policy draft, when creating a violation report, "User agents need to ensure that the source file is the URL requested by the page, pre-redirects. If that’s not possible, user agents need to strip the URL down to an origin to avoid unintentional leakage." Under certain types of redirects, Thunderbird incorrectly set the source file to be the destination of the redirects. This was fixed to be the redirect destination's origin. + bugs: + - url: 1542194 + CVE-2021-23968: + title: Content Security Policy violation report could have contained the destination of a redirect + impact: high + reporter: Ademar Nowasky Junior + description: | + If Content Security Policy blocked frame navigation, the full destination of a redirect served in the frame was reported in the violation report; as opposed to the original frame URI. This could be used to leak sensitive information contained in such URIs. + bugs: + - url: 1687342 + CVE-2021-23973: + title: MediaError message property could have leaked information about cross-origin resources + impact: low + reporter: Andreas Pehrson + description: | + When trying to load a cross-origin resource in an audio/video context a decoding error may have resulted, and the content of that error may have revealed information about the resource. + bugs: + - url: 1690976 + CVE-2021-23978: + title: Memory safety bugs fixed in Thunderbird 78.8 + impact: high + reporter: Mozilla developers + description: | + Mozilla developers Alexis Beingessner, Tyson Smith, Nika Layzell, and Mats Palmgren reported memory safety bugs present in Thunderbird 78.7. 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. + bugs: + - url: 786797, 1682928, 1687391, 1687597 + desc: Memory safety bugs fixed in Thunderbird 78.8