From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 2206) id 2FF1B386187C; Tue, 26 Sep 2023 22:54:25 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 2FF1B386187C DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1695768865; bh=qf7CfxXmak+DZzyXlZDPqQIVdZge+aVktFXdVfkbW6I=; h=From:To:Subject:Date:From; b=eVz5B9Lhr2askBmUT2udwBSKfN6fD72SRUg6xvTsdbky2Kyx9fNOLYbn9cyUpLcKL 61HFjvZsT8sSRDLR0/8Otc0gjxXxP9brD8UjbU6rVAROeHU5+bWEcMcNpF5l+Mvjc2 ThXiR7Zb7tLhENu9GEDepfdnKV7jQgr9dHqjtpkI= 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/2.34/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/2.34/master X-Git-Oldrev: 8006457ab7e1cd556b919f477348a96fe88f2e49 X-Git-Newrev: c3b99f8328939533a9b6ac93e8ae7285e90fbdab Message-Id: <20230926225425.2FF1B386187C@sourceware.org> Date: Tue, 26 Sep 2023 22:54:25 +0000 (GMT) List-Id: https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=c3b99f8328939533a9b6ac93e8ae7285e90fbdab commit c3b99f8328939533a9b6ac93e8ae7285e90fbdab 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 | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/NEWS b/NEWS index d5bfe718e7..e16f9968f3 100644 --- a/NEWS +++ b/NEWS @@ -46,6 +46,15 @@ Security related changes: corresponds to the / directory through an unprivileged mount namespace. Reported by Qualys. + 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: [11053] regex: Wrong results with backreferences