From patchwork Thu Apr 23 12:48:11 2026 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Ankur Tyagi X-Patchwork-Id: 86723 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 6D3E7F589C3 for ; Thu, 23 Apr 2026 12:49:45 +0000 (UTC) Received: from mail-pl1-f171.google.com (mail-pl1-f171.google.com [209.85.214.171]) by mx.groups.io with SMTP id smtpd.msgproc01-g2.18674.1776948580969607320 for ; Thu, 23 Apr 2026 05:49:41 -0700 Authentication-Results: mx.groups.io; dkim=pass header.i=@gmail.com header.s=20251104 header.b=Qj4dXgWG; spf=pass (domain: gmail.com, ip: 209.85.214.171, mailfrom: ankur.tyagi85@gmail.com) Received: by mail-pl1-f171.google.com with SMTP id d9443c01a7336-2a8fba3f769so29711515ad.2 for ; Thu, 23 Apr 2026 05:49:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1776948580; x=1777553380; darn=lists.openembedded.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=jGmMMP4U9rVEDfwjqWUt4/8pFwvd8heztUThkaDY0/E=; b=Qj4dXgWG3git9ZekR1cX/60+vuiIJMCbFpJQBk7uXEW3pu3hByXS/gdoGPt1QKguz2 1QbPf6xPdIrZkUzoBOktbjUx/a4cQzQATBc0RsdiZ23s+KyUun0wV5NOLfzY6LlfaRas O61a4AVm1f48CA3/f9EYKXATG6Tt9Da97WmVZUm0RHfmyFnpk+iPZF8zZxxIcVAjC009 vawJVMZCXQcf1Ch0NVtyq0KOw5q+zbOLVvw4I44MogIGaggBMJ30CIpJbUnDLlIhy295 QUlR2SKPVJmalrz6MWWIDhxqJWgjqZMBbTzCPXD+lyWrabgBeewRsz6ETN90Q4+O7HFN oBiA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1776948580; x=1777553380; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=jGmMMP4U9rVEDfwjqWUt4/8pFwvd8heztUThkaDY0/E=; b=oBhoDANqRHEfP6LmeWuKMBT9TLRGIQP0jTJXqFbvfGmN9PuV5HRaYucyjohqmFsm8L VS9O6v2/EaiUPLWkO9+gMYH4DzLPrxtq7h9O84QWUo3rpjUdzJZUdN7zUC1/IUYrhUHD 8k9k1nprBsWCWDsmxndJzBcuqIK8XLlTMNllVuMXp9Ypk3i13S6/c/IAEB6KJeXdG57w +VRvjHBH7DJnFNAM64ni8MlVOu9FeAwjriWuaNiV7uyQqtmKuuNzJF0HQvB54Ekt+DEn PUKK87VNXb/tWPCDtL7J14qwaJKeBPSHUOrJWo2kPLBkN0CBCLAF1X9bAG29jU4TQMG8 KAMQ== X-Gm-Message-State: AOJu0YwG/SIx/02PIaipKpqygejjGMTmG3HMjVS92LX1nfIoZpnT0DfM sKPBh2PqiYC/173jzAF7rvMoG0zJGz6U+tQcDGsSrZzIr4cPkB7lf0mSZlsTrnXS X-Gm-Gg: AeBDievoJCLSTwDUsGEkL9teQKX80pg91pyfHwqzi3sV+DJKI4KByPC7q58J5yQ6Gxt AQJNJQrOtB6qsKd9YY9Uh9jTljvIOFQpq0DCGxls2viYQobAybUX8/dCvxR8ebPI10cplOeytld 3+Dzim1fdSh+6+andkDUcC+8xS8w2aTfiE9SVWBrBR/0olslSwi9Q/uwMIqxB1yVxhY7j8Wzl1U BiS+60228DF9gC3uBGkj26djp8Z4IUMXJJMLzj+bQUHwQOe3KAXz70qN82EwhpyN0ewB/MHco28 fafyin8vyOwbmEqpZQ2ieC7/0PFpfN29sBwvHtEZbIYyGkJvuiRPk/LGR3PXI0LMoqbHMHQLwzZ DB0UngOhMVgO0N31F5AoycFFHQF4EB5RgWeD+Vsdcn/84STvcxuqQGXAcNxoDlqrOJsgORhdalt Oj+1OBdq6QArEqI4YELrKc/r0Zvwi+msw6vHntPHE5feZnHKQ= X-Received: by 2002:a17:903:3d43:b0:2b0:5d60:7f3f with SMTP id d9443c01a7336-2b5f9ee90bdmr205996165ad.16.1776948580157; Thu, 23 Apr 2026 05:49:40 -0700 (PDT) Received: from NVAPF55DW0D-IPD.. ([203.211.108.128]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2b5faa14487sm204043415ad.18.2026.04.23.05.49.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 23 Apr 2026 05:49:39 -0700 (PDT) From: ankur.tyagi85@gmail.com To: openembedded-devel@lists.openembedded.org Cc: Gyorgy Sarvari , Khem Raj , Ankur Tyagi Subject: [oe][meta-oe][whinlatter][PATCH 13/19] libgphoto2: patch CVE-2026-40339 Date: Fri, 24 Apr 2026 00:48:11 +1200 Message-ID: <20260423124823.1983261-13-ankur.tyagi85@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260423124823.1983261-1-ankur.tyagi85@gmail.com> References: <20260423124823.1983261-1-ankur.tyagi85@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 ; Thu, 23 Apr 2026 12:49:45 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-devel/message/126589 From: Gyorgy Sarvari Details: https://nvd.nist.gov/vuln/detail/CVE-2026-40339 Backport the patch referenced by the NVD advisory. Signed-off-by: Gyorgy Sarvari Signed-off-by: Khem Raj (cherry picked from commit 2e3be1dddc215192ff277740271d65cdceaa0b18) Signed-off-by: Ankur Tyagi --- .../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 440b78dffb..b8d6aee3c1 100644 --- a/meta-oe/recipes-graphics/gphoto2/libgphoto2_2.5.33.bb +++ b/meta-oe/recipes-graphics/gphoto2/libgphoto2_2.5.33.bb @@ -17,6 +17,7 @@ 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"