From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 602A93033F7; Mon, 13 Apr 2026 16:09:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776096573; cv=none; b=IfOQBwHXWM+2Tm0HhmjUW7QdoPhP9F1U/7Q7nhsi5JpMkSvpjcTwAjxfyKpu3qqxeXqZgZFdwFjYVrVZTg+b2M71OxLtEbDwPsg7AZYp3YpP0xvrt/8ZeXy3QCqfe+wg4buJ8dDnTypDYYDgtBIIXl1NONm5ByENOgeMSd/augk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776096573; c=relaxed/simple; bh=SPg/ZU3QwT7Lcc0ENZ4EbtZNMAw3n0nBOxVmqMVIqto=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=iYTujHYKhXWxMg7NdtMe+fEDIoLnoSxc++t5vW7IxadwzrUPmKMQY7eqstHGZxJ+vSLy2J+MvUjjJ6Kz/Ks2s7xKEumZVVUMZlYJq3m0a14P3SrwyPGrXnZ6TyXNBbjb5brHm4bDHG04P8GWA+ugdYgEH/m8e5663JDikbrSjhc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=z37zpEA0; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="z37zpEA0" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E91FDC2BCAF; Mon, 13 Apr 2026 16:09:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1776096573; bh=SPg/ZU3QwT7Lcc0ENZ4EbtZNMAw3n0nBOxVmqMVIqto=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=z37zpEA03CdX3jPo80oOvfNj5yd0IN8yQN94Cmkv7S9CIHlg+oFQcAi0L88J8++pL wWR/+CQ2w9XtScrlATL0plPnnfNBBvW6hjeJAHEXDCIQr+bZuIJTFOuXWgj2KP4DOH HpKBY/tZy3ZWEww3mkRQnroBjXGCkSmtcwvIdrGA= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, David Howells , Marc Dionne , Jeffrey Altman , Simon Horman , linux-afs@lists.infradead.org, stable@kernel.org, Jakub Kicinski Subject: [PATCH 6.18 63/83] rxrpc: Fix key parsing memleak Date: Mon, 13 Apr 2026 18:00:31 +0200 Message-ID: <20260413155733.360775849@linuxfoundation.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260413155731.019638460@linuxfoundation.org> References: <20260413155731.019638460@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: David Howells commit b555912b9b21075e8298015f888ffe3ff60b1a97 upstream. In rxrpc_preparse_xdr_yfs_rxgk(), the memory attached to token->rxgk can be leaked in a few error paths after it's allocated. Fix this by freeing it in the "reject_token:" case. Fixes: 0ca100ff4df6 ("rxrpc: Add YFS RxGK (GSSAPI) security class") Closes: https://sashiko.dev/#/patchset/20260319150150.4189381-1-dhowells%40redhat.com Signed-off-by: David Howells cc: Marc Dionne cc: Jeffrey Altman cc: Simon Horman cc: linux-afs@lists.infradead.org cc: stable@kernel.org Link: https://patch.msgid.link/20260408121252.2249051-3-dhowells@redhat.com Signed-off-by: Jakub Kicinski Signed-off-by: Greg Kroah-Hartman --- net/rxrpc/key.c | 1 + 1 file changed, 1 insertion(+) --- a/net/rxrpc/key.c +++ b/net/rxrpc/key.c @@ -274,6 +274,7 @@ nomem_token: nomem: return -ENOMEM; reject_token: + kfree(token->rxgk); kfree(token); reject: return -EKEYREJECTED;