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GET /api/patches/2231271/?format=api
{ "id": 2231271, "url": "http://patchwork.ozlabs.org/api/patches/2231271/?format=api", "web_url": "http://patchwork.ozlabs.org/project/ubuntu-kernel/patch/ff213c0a7956fbef5622153f8625be88df3b1775.1777552173.git.massimiliano.pellizzer@canonical.com/", "project": { "id": 15, "url": "http://patchwork.ozlabs.org/api/projects/15/?format=api", "name": "Ubuntu Kernel", "link_name": "ubuntu-kernel", "list_id": "kernel-team.lists.ubuntu.com", "list_email": "kernel-team@lists.ubuntu.com", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<ff213c0a7956fbef5622153f8625be88df3b1775.1777552173.git.massimiliano.pellizzer@canonical.com>", "list_archive_url": null, "date": "2026-04-30T12:30:35", "name": "[SRU,J,7/9] crypto: authencesn - Fix src offset when decrypting in-place", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "99d69b2d7e06e72e8af14e3044a71aa7fd9834e0", "submitter": { "id": 89057, "url": "http://patchwork.ozlabs.org/api/people/89057/?format=api", "name": "Massimiliano Pellizzer", "email": "massimiliano.pellizzer@canonical.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/ubuntu-kernel/patch/ff213c0a7956fbef5622153f8625be88df3b1775.1777552173.git.massimiliano.pellizzer@canonical.com/mbox/", "series": [ { "id": 502300, "url": "http://patchwork.ozlabs.org/api/series/502300/?format=api", "web_url": "http://patchwork.ozlabs.org/project/ubuntu-kernel/list/?series=502300", "date": "2026-04-30T12:30:28", "name": "CVE-2026-31431", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/502300/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2231271/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2231271/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<kernel-team-bounces@lists.ubuntu.com>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=fail reason=\"signature verification failed\" (4096-bit key;\n unprotected) header.d=canonical.com header.i=@canonical.com\n header.a=rsa-sha256 header.s=20251003 header.b=FHZhvnM1;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.ubuntu.com\n (client-ip=185.125.189.65; helo=lists.ubuntu.com;\n envelope-from=kernel-team-bounces@lists.ubuntu.com;\n receiver=patchwork.ozlabs.org)" ], "Received": [ "from lists.ubuntu.com (lists.ubuntu.com [185.125.189.65])\n\t(using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4g5tpZ2f8Cz1yGq\n\tfor <incoming@patchwork.ozlabs.org>; Thu, 30 Apr 2026 22:32:06 +1000 (AEST)", "from localhost ([127.0.0.1] helo=lists.ubuntu.com)\n\tby lists.ubuntu.com with esmtp (Exim 4.86_2)\n\t(envelope-from <kernel-team-bounces@lists.ubuntu.com>)\n\tid 1wIQYe-0006RW-MG; Thu, 30 Apr 2026 12:31:56 +0000", "from smtp-relay-internal-0.internal ([10.131.114.225]\n helo=smtp-relay-internal-0.canonical.com)\n by lists.ubuntu.com with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128)\n (Exim 4.86_2) (envelope-from <massimiliano.pellizzer@canonical.com>)\n id 1wIQYM-0005Dl-4l\n for kernel-team@lists.ubuntu.com; Thu, 30 Apr 2026 12:31:38 +0000", "from mail-wm1-f69.google.com (mail-wm1-f69.google.com\n [209.85.128.69])\n (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest\n SHA256)\n (No client certificate requested)\n by smtp-relay-internal-0.canonical.com (Postfix) with ESMTPS id ACB0E3F57D\n for <kernel-team@lists.ubuntu.com>; Thu, 30 Apr 2026 12:31:37 +0000 (UTC)", "by mail-wm1-f69.google.com with SMTP id\n 5b1f17b1804b1-48a55d82e0eso9962825e9.1\n for <kernel-team@lists.ubuntu.com>; Thu, 30 Apr 2026 05:31:37 -0700 (PDT)", "from tuxedo-infinitybook.ts.net\n (net-93-71-66-38.cust.vodafonedsl.it. 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charset=\"utf-8\"", "Content-Transfer-Encoding": "base64", "Errors-To": "kernel-team-bounces@lists.ubuntu.com", "Sender": "\"kernel-team\" <kernel-team-bounces@lists.ubuntu.com>" }, "content": "From: Herbert Xu <herbert@gondor.apana.org.au>\n\ncommit 1f48ad3b19a9dfc947868edda0bb8e48e5b5a8fa upstream.\n\nThe src SG list offset wasn't set properly when decrypting in-place,\nfix it.\n\nReported-by: Wolfgang Walter <linux@stwm.de>\nFixes: e02494114ebf (\"crypto: authencesn - Do not place hiseq at end of dst for out-of-place decryption\")\nSigned-off-by: Herbert Xu <herbert@gondor.apana.org.au>\nSigned-off-by: Eric Biggers <ebiggers@kernel.org>\nSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>\n(cherry picked from commit 723bb1b4a6ddef4491b7d949912c6c09be7184da linux-5.15.y)\nCVE-2026-31431\nSigned-off-by: Massimiliano Pellizzer <massimiliano.pellizzer@canonical.com>\n---\n crypto/authencesn.c | 6 ++++--\n 1 file changed, 4 insertions(+), 2 deletions(-)", "diff": "diff --git a/crypto/authencesn.c b/crypto/authencesn.c\nindex 5dc057cb0cdf1..2154d4ab5c952 100644\n--- a/crypto/authencesn.c\n+++ b/crypto/authencesn.c\n@@ -235,9 +235,11 @@ static int crypto_authenc_esn_decrypt_tail(struct aead_request *req,\n \n decrypt:\n \n-\tif (src != dst)\n-\t\tsrc = scatterwalk_ffwd(areq_ctx->src, src, assoclen);\n \tdst = scatterwalk_ffwd(areq_ctx->dst, dst, assoclen);\n+\tif (req->src == req->dst)\n+\t\tsrc = dst;\n+\telse\n+\t\tsrc = scatterwalk_ffwd(areq_ctx->src, src, assoclen);\n \n \tskcipher_request_set_tfm(skreq, ctx->enc);\n \tskcipher_request_set_callback(skreq, flags,\n", "prefixes": [ "SRU", "J", "7/9" ] }