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([2602:feb4:3b:2100:d985:cb7d:ae84:68cc]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-74ce417e869sm2159592b3a.82.2025.07.04.08.10.42 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 04 Jul 2025 08:10:43 -0700 (PDT) From: Steve Sakoman To: openembedded-core@lists.openembedded.org Subject: [OE-core][scarthgap 01/11] libarchive: fix CVE-2025-5914 Date: Fri, 4 Jul 2025 08:10:24 -0700 Message-ID: X-Mailer: git-send-email 2.43.0 In-Reply-To: References: MIME-Version: 1.0 List-Id: X-Webhook-Received: from li982-79.members.linode.com [45.33.32.79] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Fri, 04 Jul 2025 15:10:48 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/219927 From: Divya Chellam A vulnerability has been identified in the libarchive library, specifically within the archiv e_read_format_rar_seek_data() function. This flaw involves an integer overflow that can ultim ately lead to a double-free condition. Exploiting a double-free vulnerability can result in m emory corruption, enabling an attacker to execute arbitrary code or cause a denial-of-service condition. Reference: https://nvd.nist.gov/vuln/detail/CVE-2025-5914 Upstream-patch: https://github.com/libarchive/libarchive/commit/09685126fcec664e2b8ca595e1fc371bd494d209 Signed-off-by: Divya Chellam Signed-off-by: Steve Sakoman --- .../libarchive/libarchive/CVE-2025-5914.patch | 48 +++++++++++++++++++ .../libarchive/libarchive_3.7.9.bb | 1 + 2 files changed, 49 insertions(+) create mode 100644 meta/recipes-extended/libarchive/libarchive/CVE-2025-5914.patch diff --git a/meta/recipes-extended/libarchive/libarchive/CVE-2025-5914.patch b/meta/recipes-extended/libarchive/libarchive/CVE-2025-5914.patch new file mode 100644 index 0000000000..89022b38fd --- /dev/null +++ b/meta/recipes-extended/libarchive/libarchive/CVE-2025-5914.patch @@ -0,0 +1,48 @@ +From 09685126fcec664e2b8ca595e1fc371bd494d209 Mon Sep 17 00:00:00 2001 +From: Tobias Stoeckmann +Date: Sun, 11 May 2025 02:17:19 +0200 +Subject: [PATCH] rar: Fix double free with over 4 billion nodes (#2598) + +If a system is capable of handling 4 billion nodes in memory, a double +free could occur because of an unsigned integer overflow leading to a +realloc call with size argument of 0. Eventually, the client will +release that memory again, triggering a double free. + +Signed-off-by: Tobias Stoeckmann + +CVE: CVE-2025-5914 + +Upstream-Status: Backport [https://github.com/libarchive/libarchive/commit/09685126fcec664e2b8ca595e1fc371bd494d209] + +Signed-off-by: Divya Chellam +--- + libarchive/archive_read_support_format_rar.c | 6 +++--- + 1 file changed, 3 insertions(+), 3 deletions(-) + +diff --git a/libarchive/archive_read_support_format_rar.c b/libarchive/archive_read_support_format_rar.c +index 9d155c6..9eb3c84 100644 +--- a/libarchive/archive_read_support_format_rar.c ++++ b/libarchive/archive_read_support_format_rar.c +@@ -335,8 +335,8 @@ struct rar + int found_first_header; + char has_endarc_header; + struct data_block_offsets *dbo; +- unsigned int cursor; +- unsigned int nodes; ++ size_t cursor; ++ size_t nodes; + char filename_must_match; + + /* LZSS members */ +@@ -1186,7 +1186,7 @@ archive_read_format_rar_seek_data(struct archive_read *a, int64_t offset, + int whence) + { + int64_t client_offset, ret; +- unsigned int i; ++ size_t i; + struct rar *rar = (struct rar *)(a->format->data); + + if (rar->compression_method == COMPRESS_METHOD_STORE) +-- +2.40.0 + diff --git a/meta/recipes-extended/libarchive/libarchive_3.7.9.bb b/meta/recipes-extended/libarchive/libarchive_3.7.9.bb index 4dd6794bb1..c26a14e32e 100644 --- a/meta/recipes-extended/libarchive/libarchive_3.7.9.bb +++ b/meta/recipes-extended/libarchive/libarchive_3.7.9.bb @@ -31,6 +31,7 @@ EXTRA_OECONF += "--enable-largefile --without-iconv" SRC_URI = "http://libarchive.org/downloads/libarchive-${PV}.tar.gz \ file://configurehack.patch \ + file://CVE-2025-5914.patch \ " UPSTREAM_CHECK_URI = "http://libarchive.org/"