From patchwork Fri Jun 24 20:34:43 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thadeu Lima de Souza Cascardo X-Patchwork-Id: 1648167 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=canonical.com header.i=@canonical.com header.a=rsa-sha256 header.s=20210705 header.b=vN1YMlFO; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.ubuntu.com (client-ip=91.189.94.19; helo=huckleberry.canonical.com; envelope-from=kernel-team-bounces@lists.ubuntu.com; receiver=) Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by bilbo.ozlabs.org (Postfix) with ESMTPS id 4LV85k3mNqz9s2R for ; Sat, 25 Jun 2022 06:35:53 +1000 (AEST) Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.86_2) (envelope-from ) id 1o4q1k-0005tz-FU; Fri, 24 Jun 2022 20:35:40 +0000 Received: from smtp-relay-canonical-1.internal ([10.131.114.174] helo=smtp-relay-canonical-1.canonical.com) by huckleberry.canonical.com with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.86_2) (envelope-from ) id 1o4q1j-0005ts-6V for kernel-team@lists.ubuntu.com; Fri, 24 Jun 2022 20:35:39 +0000 Received: from localhost.localdomain (1.general.cascardo.us.vpn [10.172.70.58]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by smtp-relay-canonical-1.canonical.com (Postfix) with ESMTPSA id 1BF8F3F382 for ; Fri, 24 Jun 2022 20:35:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=canonical.com; s=20210705; t=1656102939; bh=Bh4XguJHqoeQtpHYH6eXFeZJSs+FgSNRP2IpYL9Sxp8=; h=From:To:Subject:Date:Message-Id:MIME-Version; b=vN1YMlFOnx6Nt7/DNx4KDUPsfNeF6Qu+k2zsYn1asBT6PEe4h0JSWPmRZU8rwt7lT 6BBLTe0P36YkEGDjn25GvOh1kLps/X0FSxONqK3Gu20oQTJdooZDYPYCSGpE4YVb5q ywXvOeQkBQCAL9ZYhgqaxpC5OXw6AC2dWgjenle8JTqRqzsSmV5/MaVmgB8YufqjNX wqYdtiEbVFRjOZkwkTsTUchvVWDimVcensIdBKvJjfjIQjaDVEDoJFXkQpG5KSRLV3 ZKWMP3W2jTK/GzX7EmRxalZ409A3UaAip8wWwkVXmMwEkFWNvPsLQ1TZnPh7rv7RdP jRzjLWkukNfCA== From: Thadeu Lima de Souza Cascardo To: kernel-team@lists.ubuntu.com Subject: [SRU Bionic/Focal/Impish/Jammy 0/1] CVE-2022-1652 Date: Fri, 24 Jun 2022 17:34:43 -0300 Message-Id: <20220624203447.834822-1-cascardo@canonical.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.20 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: "kernel-team" [Impact] A user with access to the floppy device may trigger a use-after-free. [Backports] Backports were picked from upstream stable trees. [Potential regression] floppy drive users would be impacted. Willy Tarreau (1): floppy: use a statically allocated error counter drivers/block/floppy.c | 17 +++++++---------- 1 file changed, 7 insertions(+), 10 deletions(-) Acked-by: Cengiz Can Acked-by: Zachary Tahenakos