From: | glsamaker@g.o |
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To: | gentoo-announce@l.g.o |
Subject: | [gentoo-announce] [ GLSA 202208-24 ] GNU C Library: Multiple Vulnerabilities |
Date: | Sun, 14 Aug 2022 16:07:26 |
Message-Id: | 166048734914.12.17871361326061032419@7b72ab9f548d |
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2 | Gentoo Linux Security Advisory GLSA 202208-24 |
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4 | https://security.gentoo.org/ |
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6 | |
7 | Severity: Normal |
8 | Title: GNU C Library: Multiple Vulnerabilities |
9 | Date: August 14, 2022 |
10 | Bugs: #803437, #807935, #831096, #831212 |
11 | ID: 202208-24 |
12 | |
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14 | |
15 | Synopsis |
16 | ======== |
17 | |
18 | Multiple vulnerabilities have been discovered in the GNU C Library, the |
19 | worst of which could result in denial of service. |
20 | |
21 | Background |
22 | ========== |
23 | |
24 | The GNU C library is the standard C library used by Gentoo Linux |
25 | systems. It provides programs with basic facilities and interfaces to |
26 | system calls. ld.so is the dynamic linker which prepares dynamically |
27 | linked programs for execution by resolving runtime dependencies and |
28 | related functions. |
29 | |
30 | Affected packages |
31 | ================= |
32 | |
33 | ------------------------------------------------------------------- |
34 | Package / Vulnerable / Unaffected |
35 | ------------------------------------------------------------------- |
36 | 1 sys-libs/glibc < 2.34 >= 2.34 |
37 | |
38 | Description |
39 | =========== |
40 | |
41 | Multiple vulnerabilities have been discovered in GNU C Library. Please |
42 | review the CVE identifiers referenced below for details. |
43 | |
44 | Impact |
45 | ====== |
46 | |
47 | Please review the referenced CVE identifiers for details. |
48 | |
49 | Workaround |
50 | ========== |
51 | |
52 | There is no known workaround at this time. |
53 | |
54 | Resolution |
55 | ========== |
56 | |
57 | All GNU C Library users should upgrade to the latest version: |
58 | |
59 | # emerge --sync |
60 | # emerge --ask --oneshot --verbose ">=sys-libs/glibc-2.34-r7" |
61 | |
62 | References |
63 | ========== |
64 | |
65 | [ 1 ] CVE-2021-3998 |
66 | https://nvd.nist.gov/vuln/detail/CVE-2021-3998 |
67 | [ 2 ] CVE-2021-3999 |
68 | https://nvd.nist.gov/vuln/detail/CVE-2021-3999 |
69 | [ 3 ] CVE-2021-35942 |
70 | https://nvd.nist.gov/vuln/detail/CVE-2021-35942 |
71 | [ 4 ] CVE-2021-38604 |
72 | https://nvd.nist.gov/vuln/detail/CVE-2021-38604 |
73 | [ 5 ] CVE-2022-23218 |
74 | https://nvd.nist.gov/vuln/detail/CVE-2022-23218 |
75 | [ 6 ] CVE-2022-23219 |
76 | https://nvd.nist.gov/vuln/detail/CVE-2022-23219 |
77 | |
78 | Availability |
79 | ============ |
80 | |
81 | This GLSA and any updates to it are available for viewing at |
82 | the Gentoo Security Website: |
83 | |
84 | https://security.gentoo.org/glsa/202208-24 |
85 | |
86 | Concerns? |
87 | ========= |
88 | |
89 | Security is a primary focus of Gentoo Linux and ensuring the |
90 | confidentiality and security of our users' machines is of utmost |
91 | importance to us. Any security concerns should be addressed to |
92 | security@g.o or alternatively, you may file a bug at |
93 | https://bugs.gentoo.org. |
94 | |
95 | License |
96 | ======= |
97 | |
98 | Copyright 2022 Gentoo Foundation, Inc; referenced text |
99 | belongs to its owner(s). |
100 | |
101 | The contents of this document are licensed under the |
102 | Creative Commons - Attribution / Share Alike license. |
103 | |
104 | https://creativecommons.org/licenses/by-sa/2.5 |
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