From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7C7244F4038 for ; Thu, 17 Sep 2026 16:40:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789663210; cv=none; b=HO4njLpjyE7mrD6ONAc0yTm6lOAhWL3e9AYOLjDfqhwRB00FoC0c+RTsacPPzSd/aRBzZRl+EoLF0L65U/6XAGBO2D/ujdARkwJvV7R9UpXVWH7irkPz361eF9utFsuUNffI53jm0CdO5UFo4hp6DsVXlswI3GUcxdpuGj2jZyU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789663210; c=relaxed/simple; bh=YssoWvK/T2Pm61K6hkHuHvXx5WcUDhRF7gngsNIFKgU=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=EHX3Vbd3Y6nukolLeLH7H7rbOa89pSA8HATqSVj8RUDlzrPNU76x9EYDfPYeBvKN+Gqg7wd8pA7795BKU5miwLkUClym1T5saAhZ46WClu/VB2Hfo/OHWRhVbVhQRsF0K6WHeCdPoIsx2XW7hAY+3zNkATF9mXriSWyoM0sgJ5I= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=dROppoqD; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="dROppoqD" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D4DE81F000FF; Thu, 17 Sep 2026 16:40:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1789663209; bh=2pl82uIdM6C2BFj9ALoIiQr7tPOsUJYkZWIHh2/7NAQ=; h=From:To:Cc:Subject:Date:Reply-To; b=dROppoqDUDzqhKtLIwNnu9/0szwTFiLOgapw2OuwplU5QScZRl+HUj9m4ZAacr1ux 5aJF0PC5H+28i0bLPNW8351H6+58hyvNBFynGED1oul4QfseD88YREpZFWRK4+M04W lHQphq2e7FqoyJZVwvv1izwfRAP6brPiSs5BFkB0= From: Greg Kroah-Hartman To: linux-cve-announce@vger.kernel.org Cc: Greg Kroah-Hartman Subject: CVE-2026-93166: wifi: rtw89: debug: fix off by on in rtw89_ppdu_str() Date: Thu, 17 Sep 2026 17:17:23 +0100 Message-ID: <2026091759-CVE-2026-93166-ff15@gregkh> X-Mailer: git-send-email 2.55.0 Reply-To: , Precedence: bulk X-Mailing-List: linux-cve-announce@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1843; i=gregkh@linuxfoundation.org; h=from:subject:message-id; bh=lHM+unWxhXFT37vCn4nGmCRi1JZ3HrBl9mQT/B2clFQ=; b=owGbwMvMwCRo6H6F97bub03G02pJDFlrBK5PDbX+3ZWkzB+5f/eOvAcT1I9F6NyZMGXxVW6Ba w1qy3bXdcSyMAgyMciKKbJ82cZzdH/FIUUvQ9vTMHNYmUCGMHBxCsBE5j9mmJ+hn5KhwHQr2H9L TOid08/iSn9wnWGY7zf7zVMXt0kBkZlap8q2sMxV5FitDwA= X-Developer-Key: i=gregkh@linuxfoundation.org; a=openpgp; fpr=F4B60CC5BF78C2214A313DCB3147D40DDB2DFB29 Content-Transfer-Encoding: 8bit From: Greg Kroah-Hartman Description =========== In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: debug: fix off by on in rtw89_ppdu_str() This > comparison should be >= to avoid an out of bounds access. The Linux kernel CVE team has assigned CVE-2026-93166 to this issue. Affected and fixed versions =========================== Issue introduced in 7.2 with commit 419ed7f4a0532e6211f1f73b311859500a63e141 and fixed in 7.2.6 with commit 876b110114da39cfcf07cd35e2e6213ef6982e4b Issue introduced in 7.2 with commit 419ed7f4a0532e6211f1f73b311859500a63e141 and fixed in 7.3-rc1 with commit 1908534deb53a018580309be84a4f7dcc9cb1af3 Please see https://www.kernel.org for a full list of currently supported kernel versions by the kernel community. Unaffected versions might change over time as fixes are backported to older supported kernel versions. The official CVE entry at https://cve.org/CVERecord/?id=CVE-2026-93166 will be updated if fixes are backported, please check that for the most up to date information about this issue. Affected files ============== The file(s) affected by this issue are: drivers/net/wireless/realtek/rtw89/debug.c Mitigation ========== The Linux kernel CVE team recommends that you update to the latest stable kernel version for this, and many other bugfixes. Individual changes are never tested alone, but rather are part of a larger kernel release. Cherry-picking individual commits is not recommended or supported by the Linux kernel community at all. If however, updating to the latest release is impossible, the individual changes to resolve this issue can be found at these commits: https://git.kernel.org/stable/c/876b110114da39cfcf07cd35e2e6213ef6982e4b https://git.kernel.org/stable/c/1908534deb53a018580309be84a4f7dcc9cb1af3