From: | Thomas Deutschmann <whissi@g.o> |
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To: | gentoo-announce@l.g.o |
Subject: | [gentoo-announce] [ GLSA 202012-20 ] Mozilla Firefox, Mozilla Thunderbird: Multiple vulnerabilities |
Date: | Wed, 23 Dec 2020 20:34:59 |
Message-Id: | 6957f7e3-4cba-31b5-6d92-67f1931e7162@gentoo.org |
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2 | Gentoo Linux Security Advisory GLSA 202012-20 |
3 | - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
4 | https://security.gentoo.org/ |
5 | - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
6 | |
7 | Severity: Normal |
8 | Title: Mozilla Firefox, Mozilla Thunderbird: Multiple |
9 | vulnerabilities |
10 | Date: December 23, 2020 |
11 | Bugs: #759097 |
12 | ID: 202012-20 |
13 | |
14 | - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
15 | |
16 | Synopsis |
17 | ======== |
18 | |
19 | Multiple vulnerabilities have been found in Mozilla Firefox and Mozilla |
20 | Thunderbird, the worst of which could result in the arbitrary execution |
21 | of code. |
22 | |
23 | Background |
24 | ========== |
25 | |
26 | Mozilla Firefox is a popular open-source web browser from the Mozilla |
27 | project. |
28 | |
29 | Mozilla Thunderbird is a popular open-source email client from the |
30 | Mozilla project. |
31 | |
32 | Affected packages |
33 | ================= |
34 | |
35 | ------------------------------------------------------------------- |
36 | Package / Vulnerable / Unaffected |
37 | ------------------------------------------------------------------- |
38 | 1 www-client/firefox < 84.0 >= 78.6.0:0/esr78 |
39 | >= 84.0 |
40 | 2 www-client/firefox-bin < 84.0 >= 78.6.0:0/esr78 |
41 | >= 84.0 |
42 | 3 mail-client/thunderbird < 78.6.0 >= 78.6.0 |
43 | 4 mail-client/thunderbird-bin |
44 | < 78.6.0 >= 78.6.0 |
45 | ------------------------------------------------------------------- |
46 | 4 affected packages |
47 | |
48 | Description |
49 | =========== |
50 | |
51 | Multiple vulnerabilities have been discovered in Mozilla Firefox and |
52 | Mozilla Thunderbird. Please review the CVE identifiers referenced below |
53 | for details. |
54 | |
55 | Impact |
56 | ====== |
57 | |
58 | Please review the referenced CVE identifiers for details. |
59 | |
60 | Workaround |
61 | ========== |
62 | |
63 | There is no known workaround at this time. |
64 | |
65 | Resolution |
66 | ========== |
67 | |
68 | All Mozilla Firefox users should upgrade to the latest version: |
69 | |
70 | # emerge --sync |
71 | # emerge --ask --oneshot --verbose ">=www-client/firefox-84.0" |
72 | |
73 | All Mozilla Firefox (bin) users should upgrade to the latest version: |
74 | |
75 | # emerge --sync |
76 | # emerge --ask --oneshot --verbose ">=www-client/firefox-bin-84.0" |
77 | |
78 | All Mozilla Firefox ESR users should upgrade to the latest version: |
79 | |
80 | # emerge --sync |
81 | # emerge --ask --oneshot -v ">=www-client/firefox-78.6.0:0/esr78" |
82 | |
83 | All Mozilla Firefox ESR (bin) users should upgrade to the latest |
84 | version: |
85 | |
86 | # emerge --sync |
87 | # emerge --ask --oneshot -v ">=www-client/firefox-bin-78.6.0:0/esr78" |
88 | |
89 | All Mozilla Thunderbird users should upgrade to the latest version: |
90 | |
91 | # emerge --sync |
92 | # emerge --ask --oneshot --verbose ">=mail-client/thunderbird-78.6.0" |
93 | |
94 | All Mozilla Thunderbird (bin) users should upgrade to the latest |
95 | version: |
96 | |
97 | # emerge --sync |
98 | # emerge --ask --oneshot -v ">=mail-client/thunderbird-bin-78.6.0" |
99 | |
100 | References |
101 | ========== |
102 | |
103 | [ 1 ] CVE-2020-16042 |
104 | https://nvd.nist.gov/vuln/detail/CVE-2020-16042 |
105 | [ 2 ] CVE-2020-26971 |
106 | https://nvd.nist.gov/vuln/detail/CVE-2020-26971 |
107 | [ 3 ] CVE-2020-26973 |
108 | https://nvd.nist.gov/vuln/detail/CVE-2020-26973 |
109 | [ 4 ] CVE-2020-26974 |
110 | https://nvd.nist.gov/vuln/detail/CVE-2020-26974 |
111 | [ 5 ] CVE-2020-26978 |
112 | https://nvd.nist.gov/vuln/detail/CVE-2020-26978 |
113 | [ 6 ] CVE-2020-35111 |
114 | https://nvd.nist.gov/vuln/detail/CVE-2020-35111 |
115 | [ 7 ] CVE-2020-35113 |
116 | https://nvd.nist.gov/vuln/detail/CVE-2020-35113 |
117 | [ 8 ] MFSA-2020-55 |
118 | https://www.mozilla.org/en-US/security/advisories/mfsa2020-55/ |
119 | [ 9 ] MFSA-2020-56 |
120 | https://www.mozilla.org/en-US/security/advisories/mfsa2020-56/ |
121 | |
122 | Availability |
123 | ============ |
124 | |
125 | This GLSA and any updates to it are available for viewing at |
126 | the Gentoo Security Website: |
127 | |
128 | https://security.gentoo.org/glsa/202012-20 |
129 | |
130 | Concerns? |
131 | ========= |
132 | |
133 | Security is a primary focus of Gentoo Linux and ensuring the |
134 | confidentiality and security of our users' machines is of utmost |
135 | importance to us. Any security concerns should be addressed to |
136 | security@g.o or alternatively, you may file a bug at |
137 | https://bugs.gentoo.org. |
138 | |
139 | License |
140 | ======= |
141 | |
142 | Copyright 2020 Gentoo Foundation, Inc; referenced text |
143 | belongs to its owner(s). |
144 | |
145 | The contents of this document are licensed under the |
146 | Creative Commons - Attribution / Share Alike license. |
147 | |
148 | https://creativecommons.org/licenses/by-sa/2.5 |
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