Gentoo Archives: gentoo-announce

From: Thomas Deutschmann <whissi@g.o>
To: gentoo-announce@l.g.o
Subject: [gentoo-announce] [ GLSA 202105-24 ] FFmpeg: Multiple vulnerabilities
Date: Wed, 26 May 2021 09:49:45
Message-Id: 0577634e-6185-2426-d417-fc7777ab6c10@gentoo.org
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2 Gentoo Linux Security Advisory GLSA 202105-24
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4 https://security.gentoo.org/
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6
7 Severity: Normal
8 Title: FFmpeg: Multiple vulnerabilities
9 Date: May 26, 2021
10 Bugs: #763315, #781146
11 ID: 202105-24
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14
15 Synopsis
16 ========
17
18 Multiple vulnerabilities have been found in FFmpeg, the worst of which
19 could result in the arbitrary execution of code.
20
21 Background
22 ==========
23
24 FFmpeg is a complete, cross-platform solution to record, convert and
25 stream audio and video.
26
27 Affected packages
28 =================
29
30 -------------------------------------------------------------------
31 Package / Vulnerable / Unaffected
32 -------------------------------------------------------------------
33 1 media-video/ffmpeg < 4.4 >= 4.4
34
35 Description
36 ===========
37
38 Multiple vulnerabilities have been discovered in FFmpeg. Please review
39 the CVE identifiers referenced below for details.
40
41 Impact
42 ======
43
44 A remote attacker could entice a user to open a specially crafted media
45 file using FFmpeg, possibly resulting in execution of arbitrary code
46 with the privileges of the process or a Denial of Service condition.
47
48 Workaround
49 ==========
50
51 There is no known workaround at this time.
52
53 Resolution
54 ==========
55
56 All FFmpeg users should upgrade to the latest version:
57
58 # emerge --sync
59 # emerge --ask --oneshot --verbose ">=media-video/ffmpeg-4.4"
60
61 References
62 ==========
63
64 [ 1 ] CVE-2020-35964
65 https://nvd.nist.gov/vuln/detail/CVE-2020-35964
66 [ 2 ] CVE-2020-35965
67 https://nvd.nist.gov/vuln/detail/CVE-2020-35965
68 [ 3 ] CVE-2021-30123
69 https://nvd.nist.gov/vuln/detail/CVE-2021-30123
70
71 Availability
72 ============
73
74 This GLSA and any updates to it are available for viewing at
75 the Gentoo Security Website:
76
77 https://security.gentoo.org/glsa/202105-24
78
79 Concerns?
80 =========
81
82 Security is a primary focus of Gentoo Linux and ensuring the
83 confidentiality and security of our users' machines is of utmost
84 importance to us. Any security concerns should be addressed to
85 security@g.o or alternatively, you may file a bug at
86 https://bugs.gentoo.org.
87
88 License
89 =======
90
91 Copyright 2021 Gentoo Foundation, Inc; referenced text
92 belongs to its owner(s).
93
94 The contents of this document are licensed under the
95 Creative Commons - Attribution / Share Alike license.
96
97 https://creativecommons.org/licenses/by-sa/2.5

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