Gentoo Archives: gentoo-announce

From: Aaron Bauman <bman@g.o>
To: gentoo-announce@l.g.o
Subject: [gentoo-announce] [ GLSA 201801-02 ] OptiPNG: Multiple vulnerabilities
Date: Sun, 07 Jan 2018 23:18:44
Message-Id: 1665674.e9zb5fEh0h@localhost.localdomain
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2 Gentoo Linux Security Advisory GLSA 201801-02
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4 https://security.gentoo.org/
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7 Severity: Normal
8 Title: OptiPNG: Multiple vulnerabilities
9 Date: January 07, 2018
10 Bugs: #637936, #639690
11 ID: 201801-02
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14
15 Synopsis
16 ========
17
18 Multiple vulnerabilities have been found in OptiPNG, the worst of which
19 may allow execution of arbitrary code.
20
21 Background
22 ==========
23
24 OptiPNG is a PNG optimizer that re-compresses image files to a smaller
25 size, without losing any information.
26
27 Affected packages
28 =================
29
30 -------------------------------------------------------------------
31 Package / Vulnerable / Unaffected
32 -------------------------------------------------------------------
33 1 media-gfx/optipng < 0.7.6-r2 >= 0.7.6-r2
34
35 Description
36 ===========
37
38 Multiple vulnerabilities have been discovered in OptiPNG. Please review
39 the referenced CVE identifiers for details.
40
41 Impact
42 ======
43
44 A remote attacker could entice a user to process a specially crafted
45 image file, possibly resulting in execution of arbitrary code with the
46 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 OptiPNG users should upgrade to the latest version:
57
58 # emerge --sync
59 # emerge --ask --oneshot --verbose ">=media-gfx/optipng-0.7.6-r2"
60
61 References
62 ==========
63
64 [ 1 ] CVE-2017-1000229
65 https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-1000229
66 [ 2 ] CVE-2017-16938
67 https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-16938
68
69 Availability
70 ============
71
72 This GLSA and any updates to it are available for viewing at
73 the Gentoo Security Website:
74
75 https://security.gentoo.org/glsa/201801-02
76
77 Concerns?
78 =========
79
80 Security is a primary focus of Gentoo Linux and ensuring the
81 confidentiality and security of our users' machines is of utmost
82 importance to us. Any security concerns should be addressed to
83 security@g.o or alternatively, you may file a bug at
84 https://bugs.gentoo.org.

Attachments

File name MIME type
signature.asc application/pgp-signature