From patchwork Mon Apr 20 06:27:46 2026 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Gyorgy Sarvari X-Patchwork-Id: 86422 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id DA535F36C23 for ; Mon, 20 Apr 2026 06:28:03 +0000 (UTC) Received: from mail-wm1-f48.google.com (mail-wm1-f48.google.com [209.85.128.48]) by mx.groups.io with SMTP id smtpd.msgproc01-g2.13771.1776666483295118563 for ; Sun, 19 Apr 2026 23:28:03 -0700 Authentication-Results: mx.groups.io; dkim=pass header.i=@gmail.com header.s=20251104 header.b=UJhX3ZcG; spf=pass (domain: gmail.com, ip: 209.85.128.48, mailfrom: skandigraun@gmail.com) Received: by mail-wm1-f48.google.com with SMTP id 5b1f17b1804b1-488a14c31eeso19422825e9.0 for ; Sun, 19 Apr 2026 23:28:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1776666482; x=1777271282; darn=lists.openembedded.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:from:to:cc:subject:date:message-id :reply-to; bh=/MGZBU1yIaflHWTerP/48mHON6sMsQwxJuo/pNEzPEc=; b=UJhX3ZcGOjlQq066/LVUVo/qRPj0tCgnIJRA5dZXXFOwZqgY/siaaZJd1Hn7nf6irH d3uPsmQCYH7iTS8tZ7pVjB73AC4LRMn33aogahCUq2ibTes937F6oYpyDstK4wiSZkwa dGXKejsjxFuIU7dbfxQemkgG/uMYtDQncZtjPug9MtXBpGlGksC4ByQ8sFBeTIsY2oct Dxynh6FkFbFE497t7HhE65tFuWsNFUZ0Rs5s8/htkECgaaaQQkSBA+pOubLaK5WeR4nD exOI/ieNAHmV3YhyqBfa0My3dsuz7xKQe2oxIqnvqSYHxAOBStpn5+T59B+bIknKm1C1 C7XA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1776666482; x=1777271282; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:x-gm-gg:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to; bh=/MGZBU1yIaflHWTerP/48mHON6sMsQwxJuo/pNEzPEc=; b=blW7u/c7t11IIIak4TfajUkiDZnBNQ57r39pygXUD6bTBTATJjQvDo7XwIoMl2tU9l 9zJy0sh+uL+lRjCrTiu4gD5zI6a4h5Oz+szylAM7n/Ain04RM18BBE5HjP9VtCMWYvri dmRBxbG+bwexg/DHl5P4NqGdBVRkBuPDH92nBGnNMChD5bPkPKUFVsnVjEY8R+fZYp30 GDBmvprEqXohyDd/iAMIRKmTbAxR041AO0uJcqKoTDmICXicJ/KuIS4uaK9BQLxMsvx4 6dwgqqSO5E8VPlXAwN/P/DS4kuWzOEer23ohZBvomNPzgob+jnIWK7KprK246IKyfeT1 DMVg== X-Gm-Message-State: AOJu0YwezQJx0+qmL97GrLyg7lrgr08L7eeQRfr8a0XH5wLK7pZgCQpQ kUsIe0IbLX/inSgEcUe/+PXM+30jckGB3xo0ijCmsKRXxYvfrEdEwCzfGsvurw== X-Gm-Gg: AeBDies+cjgzXW3bMX3s2apjPdrt9LXN8XEhASE8YRRF6w4FeIyncPIJd+1/X2XFsWo gmUND8rLo2cteLrmr9kzp13/zp+WW918T0S+cOy3+3oUsrGtMo2p5ql6An7sS5d55+8p+GNnrpZ W00U3A6e7/FZwf1/jKmnMuW4m8KZm9Lybn9Z94IedKStIXpxhZDe7rg7auhBuYE6c1ZpOFuGbzh 1LHV5Tz3BRKfz6z+IPOJ1ASggI3rEa1eIE9mH8d9AHfmnNp8IkJbfQttK2ry+zVGeqa67dc7Zit gKViV8gz3qlDrbF0O66Wwq1nPGJ8bOPFU5IFND/70qxSLYNWrnVX8JwR3gxxOxgcqaQQucX33Y2 2BNtZK8mgN08Qv94J8gJemiVIsO5LPPtYfTsjHdrNwOnUg+lNHUv/6Tr+KHtxdjiJ1+8LNVO+wQ 2/YQFkDH9o73rNyhUUgjgk4i+htXTR3xI= X-Received: by 2002:a05:600c:8b8c:b0:489:1d74:56d with SMTP id 5b1f17b1804b1-4891d7406famr26709255e9.29.1776666481524; Sun, 19 Apr 2026 23:28:01 -0700 (PDT) Received: from desktop ([51.154.145.205]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-488fc17f642sm238296665e9.5.2026.04.19.23.28.00 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 19 Apr 2026 23:28:01 -0700 (PDT) From: Gyorgy Sarvari To: openembedded-devel@lists.openembedded.org Subject: [meta-oe][PATCH 14/17] libgphoto2: patch CVE-2026-40339 Date: Mon, 20 Apr 2026 08:27:46 +0200 Message-ID: <20260420062750.3795917-14-skandigraun@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260420062750.3795917-1-skandigraun@gmail.com> References: <20260420062750.3795917-1-skandigraun@gmail.com> MIME-Version: 1.0 List-Id: X-Webhook-Received: from 45-33-107-173.ip.linodeusercontent.com [45.33.107.173] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Mon, 20 Apr 2026 06:28:03 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-devel/message/126478 Details: https://nvd.nist.gov/vuln/detail/CVE-2026-40339 Backport the patch referenced by the NVD advisory. Signed-off-by: Gyorgy Sarvari --- .../gphoto2/libgphoto2/CVE-2026-40339.patch | 41 +++++++++++++++++++ .../gphoto2/libgphoto2_2.5.33.bb | 1 + 2 files changed, 42 insertions(+) create mode 100644 meta-oe/recipes-graphics/gphoto2/libgphoto2/CVE-2026-40339.patch diff --git a/meta-oe/recipes-graphics/gphoto2/libgphoto2/CVE-2026-40339.patch b/meta-oe/recipes-graphics/gphoto2/libgphoto2/CVE-2026-40339.patch new file mode 100644 index 0000000000..b00ac72772 --- /dev/null +++ b/meta-oe/recipes-graphics/gphoto2/libgphoto2/CVE-2026-40339.patch @@ -0,0 +1,41 @@ +From 585e8113b541469347d09c341c2e8b468b431adb Mon Sep 17 00:00:00 2001 +From: Marcus Meissner +Date: Sat, 11 Apr 2026 10:50:47 +0200 +Subject: [PATCH] =?UTF-8?q?Fixed=20Sony=20DPD=20FormFlag=20OOB=20Read=20(C?= + =?UTF-8?q?WE-125)=20=E2=80=94=20MEDIUM?= +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +ptp_unpack_Sony_DPD() reads the FormFlag byte via dtoh8o(data, *poffset) +without a prior bounds check. The standard ptp_unpack_DPD() at line +686–687 correctly validates *offset + sizeof(uint8_t) > dpdlen before +this same read, but the Sony variant omits this check. + +CVE-2026-40339 + +Reported-By: Sebastián Alba + +CVE: CVE-2026-40339 +Upstream-Status: Backport [https://github.com/gphoto/libgphoto2/commit/09f8a940b1e418b5693f5c11e3016a1ad2cea62d] +Signed-off-by: Gyorgy Sarvari +--- + camlibs/ptp2/ptp-pack.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +diff --git a/camlibs/ptp2/ptp-pack.c b/camlibs/ptp2/ptp-pack.c +index f90d2a5..28648a5 100644 +--- a/camlibs/ptp2/ptp-pack.c ++++ b/camlibs/ptp2/ptp-pack.c +@@ -833,9 +833,10 @@ ptp_unpack_Sony_DPD (PTPParams *params, const unsigned char* data, PTPDeviceProp + code or the Data Type is a string (with two empty strings as + values). In both cases Form Flag should be set to 0x00 and FORM is + not present. */ +- + if (*poffset==PTP_dpd_Sony_DefaultValue) + return 1; ++ if (*poffset + sizeof(uint8_t) > dpdlen) ++ return 1; + + dpd->FormFlag = dtoh8o(data, *poffset); + ptp_debug (params, "formflag 0x%04x", dpd->FormFlag); diff --git a/meta-oe/recipes-graphics/gphoto2/libgphoto2_2.5.33.bb b/meta-oe/recipes-graphics/gphoto2/libgphoto2_2.5.33.bb index df23932535..be761bc940 100644 --- a/meta-oe/recipes-graphics/gphoto2/libgphoto2_2.5.33.bb +++ b/meta-oe/recipes-graphics/gphoto2/libgphoto2_2.5.33.bb @@ -18,6 +18,7 @@ SRC_URI = "${SOURCEFORGE_MIRROR}/gphoto/${BP}.tar.xz;name=libgphoto2 \ file://CVE-2026-40335.patch \ file://CVE-2026-40336.patch \ file://CVE-2026-40338.patch \ + file://CVE-2026-40339.patch \ " SRC_URI[libgphoto2.sha256sum] = "28825f767a85544cb58f6e15028f8e53a5bb37a62148b3f1708b524781c3bef2"