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From: Siddhesh Poyarekar <siddhesh@sourceware.org>
To: glibc-cvs@sourceware.org
Subject: [glibc/release/2.36/master] Document CVE-2023-4806 and CVE-2023-5156 in NEWS
Date: Tue, 26 Sep 2023 22:54:01 +0000 (GMT) [thread overview]
Message-ID: <20230926225401.4915238618AB@sourceware.org> (raw)
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=32957eb6a86acdbeec9f38a60a7d5a0ff32db03d
commit 32957eb6a86acdbeec9f38a60a7d5a0ff32db03d
Author: Siddhesh Poyarekar <siddhesh@sourceware.org>
Date: Tue Sep 26 07:38:07 2023 -0400
Document CVE-2023-4806 and CVE-2023-5156 in NEWS
These are tracked in BZ #30884 and BZ #30843.
Signed-off-by: Siddhesh Poyarekar <siddhesh@sourceware.org>
(cherry picked from commit fd134feba35fa839018965733b34d28a09a075dd)
Diff:
---
NEWS | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/NEWS b/NEWS
index 8923c70820..ae55ffb53a 100644
--- a/NEWS
+++ b/NEWS
@@ -27,6 +27,15 @@ Security related changes:
2048 bytes, getaddrinfo may potentially disclose stack contents via
the returned address data, or crash.
+ CVE-2023-4806: When an NSS plugin only implements the
+ _gethostbyname2_r and _getcanonname_r callbacks, getaddrinfo could use
+ memory that was freed during buffer resizing, potentially causing a
+ crash or read or write to arbitrary memory.
+
+ CVE-2023-5156: The fix for CVE-2023-4806 introduced a memory leak when
+ an application calls getaddrinfo for AF_INET6 with AI_CANONNAME,
+ AI_ALL and AI_V4MAPPED flags set.
+
The following bugs are resolved with this release:
[12154] Do not fail DNS resolution for CNAMEs which are not host names
reply other threads:[~2023-09-26 22:54 UTC|newest]
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