From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 2206) id AF3E5385E007; Tue, 26 Sep 2023 22:54:16 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org AF3E5385E007 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1695768856; bh=ha5DrZaoyUlIzuNfjiGit8/PNd7OwZyZ7r/GUXl3rfQ=; h=From:To:Subject:Date:From; b=ObWiosIC0qUQFkfvLxw3oVRbYLBlMJyYjX7QbSlcEkKW/a5xLEpzEnnv8MMvMd1IX yb3XZWwVgVpw4tHSIcLkX2Iot9uWnvUmDIys77KjCobNbPUYkVfGwEVsXcJrTudZDy qKE0e/Aug/Fqwaixaojn8psFXGDukGi1mWH2rz/k= Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Siddhesh Poyarekar To: glibc-cvs@sourceware.org Subject: [glibc/release/2.35/master] Document CVE-2023-4806 and CVE-2023-5156 in NEWS X-Act-Checkin: glibc X-Git-Author: Siddhesh Poyarekar X-Git-Refname: refs/heads/release/2.35/master X-Git-Oldrev: 17092c0311f954e6f3c010f73ce3a78c24ac279a X-Git-Newrev: 73d4ce728a59deb2fd18969e559769b3f590fac9 Message-Id: <20230926225416.AF3E5385E007@sourceware.org> Date: Tue, 26 Sep 2023 22:54:16 +0000 (GMT) List-Id: https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=73d4ce728a59deb2fd18969e559769b3f590fac9 commit 73d4ce728a59deb2fd18969e559769b3f590fac9 Author: Siddhesh Poyarekar 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 (cherry picked from commit fd134feba35fa839018965733b34d28a09a075dd) Diff: --- NEWS | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/NEWS b/NEWS index 94adcee263..36da15a922 100644 --- a/NEWS +++ b/NEWS @@ -86,6 +86,17 @@ The following bugs are resolved with this release: [30804] F_GETLK, F_SETLK, and F_SETLKW value change for powerpc64 with -D_FILE_OFFSET_BITS=64 +Security related changes: + + 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. + Version 2.35