From: | John Helmert III <ajak@g.o> |
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To: | gentoo-announce@l.g.o |
Subject: | [gentoo-announce] [ GLSA 202107-07 ] glibc: Multiple vulnerabilities |
Date: | Tue, 06 Jul 2021 08:35:30 |
Message-Id: | YOPQkmZTYBg7Rm9l@sol.nexus.lan |
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2 | Gentoo Linux Security Advisory GLSA 202107-07 |
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4 | https://security.gentoo.org/ |
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6 | |
7 | Severity: Normal |
8 | Title: glibc: Multiple vulnerabilities |
9 | Date: July 06, 2021 |
10 | Bugs: #764176, #767718, #772425, #792261 |
11 | ID: 202107-07 |
12 | |
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14 | |
15 | Synopsis |
16 | ======== |
17 | |
18 | Multiple vulnerabilities in glibc could result in Denial of Service. |
19 | |
20 | Background |
21 | ========== |
22 | |
23 | glibc is a package that contains the GNU C library. |
24 | |
25 | Affected packages |
26 | ================= |
27 | |
28 | ------------------------------------------------------------------- |
29 | Package / Vulnerable / Unaffected |
30 | ------------------------------------------------------------------- |
31 | 1 sys-libs/glibc < 2.33-r1 >= 2.33-r1 |
32 | |
33 | Description |
34 | =========== |
35 | |
36 | Multiple vulnerabilities have been discovered in glibc. Please review |
37 | the CVE identifiers referenced below for details. |
38 | |
39 | Impact |
40 | ====== |
41 | |
42 | An attacker could cause a possible Denial of Service condition. |
43 | |
44 | Workaround |
45 | ========== |
46 | |
47 | There is no known workaround at this time. |
48 | |
49 | Resolution |
50 | ========== |
51 | |
52 | All glibc users should upgrade to the latest version: |
53 | |
54 | # emerge --sync |
55 | # emerge --ask --oneshot --verbose ">=sys-libs/glibc-2.33-r1" |
56 | |
57 | References |
58 | ========== |
59 | |
60 | [ 1 ] CVE-2019-25013 |
61 | https://nvd.nist.gov/vuln/detail/CVE-2019-25013 |
62 | [ 2 ] CVE-2020-27618 |
63 | https://nvd.nist.gov/vuln/detail/CVE-2020-27618 |
64 | [ 3 ] CVE-2021-27645 |
65 | https://nvd.nist.gov/vuln/detail/CVE-2021-27645 |
66 | [ 4 ] CVE-2021-3326 |
67 | https://nvd.nist.gov/vuln/detail/CVE-2021-3326 |
68 | [ 5 ] CVE-2021-33574 |
69 | https://nvd.nist.gov/vuln/detail/CVE-2021-33574 |
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/202107-07 |
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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