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([147.161.216.252]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-29034dea083sm174952475ad.24.2025.10.14.13.54.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Oct 2025 13:54:22 -0700 (PDT) From: Ankur Tyagi To: openembedded-devel@lists.openembedded.org Cc: Ankur Tyagi , Gyorgy Sarvari Subject: [oe][meta-oe][scarthgap][PATCH 06/18] hdf5: patch CVE-2025-6269 Date: Wed, 15 Oct 2025 09:53:49 +1300 Message-ID: <20251014205402.1487867-6-ankur.tyagi85@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20251014205402.1487867-1-ankur.tyagi85@gmail.com> References: <20251014205402.1487867-1-ankur.tyagi85@gmail.com> 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 ; Tue, 14 Oct 2025 20:54:26 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-devel/message/120639 Details https://nvd.nist.gov/vuln/detail/CVE-2025-6269 Signed-off-by: Ankur Tyagi Signed-off-by: Gyorgy Sarvari (cherry picked from commit beb0dbaf258c94e5f36e052524b5b5627ab4c9cd) Signed-off-by: Ankur Tyagi --- .../0004-CVE-2025-6269-OSV-2023-77.patch | 294 ++++++++++++++++++ meta-oe/recipes-support/hdf5/hdf5_1.14.4-3.bb | 1 + 2 files changed, 295 insertions(+) create mode 100644 meta-oe/recipes-support/hdf5/files/0004-CVE-2025-6269-OSV-2023-77.patch diff --git a/meta-oe/recipes-support/hdf5/files/0004-CVE-2025-6269-OSV-2023-77.patch b/meta-oe/recipes-support/hdf5/files/0004-CVE-2025-6269-OSV-2023-77.patch new file mode 100644 index 0000000000..4f155559bc --- /dev/null +++ b/meta-oe/recipes-support/hdf5/files/0004-CVE-2025-6269-OSV-2023-77.patch @@ -0,0 +1,294 @@ +From dfbbcfa5e8038813c99bc8bc1aa4926335c11df1 Mon Sep 17 00:00:00 2001 +From: aled-ua +Date: Wed, 15 Jan 2025 15:02:25 -0600 +Subject: [PATCH] CVE-2025-6269 OSV-2023-77 + +The GitHub issue #5579 included several security vulnerabilities in function +H5C__reconstruct_cache_entry(). + +This PR addressed them by: +- adding buffer size argument to the function +- adding buffer overflow checks +- adding input validations +- releasing allocated resource on failure + +These changes addressed the crashes reported. However, there is a skiplist +crash during the unwinding process that has to be investigated. + +CVE: CVE-2025-6269 +Upstream-Status: Backport [https://github.com/HDFGroup/hdf5/commit/7f27ba8c3a8483c3d7e5e2cb21fefb2c7563422d] +Upstream-Status: Backport [https://github.com/HDFGroup/hdf5/commit/3914bb7f7ec7105d8bfbeb3aebd92e867cff5b70] + +(cherry picked from commit 7f27ba8c3a8483c3d7e5e2cb21fefb2c7563422d) +(cherry picked from commit 3914bb7f7ec7105d8bfbeb3aebd92e867cff5b70) +Signed-off-by: Ankur Tyagi +--- + src/H5Cimage.c | 95 ++++++++++++++++++++++++++++++++++++++------------ + src/H5Ocont.c | 5 +-- + 2 files changed, 76 insertions(+), 24 deletions(-) + +diff --git a/src/H5Cimage.c b/src/H5Cimage.c +index ec1af78..b97be22 100644 +--- a/src/H5Cimage.c ++++ b/src/H5Cimage.c +@@ -118,7 +118,8 @@ do { \ + /* Helper routines */ + static size_t H5C__cache_image_block_entry_header_size(const H5F_t *f); + static size_t H5C__cache_image_block_header_size(const H5F_t *f); +-static herr_t H5C__decode_cache_image_header(const H5F_t *f, H5C_t *cache_ptr, const uint8_t **buf); ++static herr_t H5C__decode_cache_image_header(const H5F_t *f, H5C_t *cache_ptr, const uint8_t **buf, ++ size_t buf_size); + #ifndef NDEBUG /* only used in assertions */ + static herr_t H5C__decode_cache_image_entry(const H5F_t *f, const H5C_t *cache_ptr, const uint8_t **buf, + unsigned entry_num); +@@ -131,7 +132,8 @@ static void H5C__prep_for_file_close__compute_fd_heights_real(H5C_cache_entry_ + static herr_t H5C__prep_for_file_close__setup_image_entries_array(H5C_t *cache_ptr); + static herr_t H5C__prep_for_file_close__scan_entries(const H5F_t *f, H5C_t *cache_ptr); + static herr_t H5C__reconstruct_cache_contents(H5F_t *f, H5C_t *cache_ptr); +-static H5C_cache_entry_t *H5C__reconstruct_cache_entry(const H5F_t *f, H5C_t *cache_ptr, const uint8_t **buf); ++static H5C_cache_entry_t *H5C__reconstruct_cache_entry(const H5F_t *f, H5C_t *cache_ptr, hsize_t *buf_size, ++ const uint8_t **buf); + static herr_t H5C__write_cache_image_superblock_msg(H5F_t *f, bool create); + static herr_t H5C__read_cache_image(H5F_t *f, H5C_t *cache_ptr); + static herr_t H5C__write_cache_image(H5F_t *f, const H5C_t *cache_ptr); +@@ -299,7 +301,7 @@ H5C__construct_cache_image_buffer(H5F_t *f, H5C_t *cache_ptr) + /* needed for sanity checks */ + fake_cache_ptr->image_len = cache_ptr->image_len; + q = (const uint8_t *)cache_ptr->image_buffer; +- status = H5C__decode_cache_image_header(f, fake_cache_ptr, &q); ++ status = H5C__decode_cache_image_header(f, fake_cache_ptr, &q, cache_ptr->image_len + 1); + assert(status >= 0); + + assert(NULL != p); +@@ -1269,7 +1271,7 @@ H5C__cache_image_block_header_size(const H5F_t *f) + *------------------------------------------------------------------------- + */ + static herr_t +-H5C__decode_cache_image_header(const H5F_t *f, H5C_t *cache_ptr, const uint8_t **buf) ++H5C__decode_cache_image_header(const H5F_t *f, H5C_t *cache_ptr, const uint8_t **buf, size_t buf_size) + { + uint8_t version; + uint8_t flags; +@@ -1289,6 +1291,10 @@ H5C__decode_cache_image_header(const H5F_t *f, H5C_t *cache_ptr, const uint8_t * + /* Point to buffer to decode */ + p = *buf; + ++ /* Ensure buffer has enough data for signature comparison */ ++ if (H5_IS_BUFFER_OVERFLOW(p, H5C__MDCI_BLOCK_SIGNATURE_LEN, *buf + buf_size - 1)) ++ HGOTO_ERROR(H5E_CACHE, H5E_OVERFLOW, FAIL, "Insufficient buffer size for signature"); ++ + /* Check signature */ + if (memcmp(p, H5C__MDCI_BLOCK_SIGNATURE, (size_t)H5C__MDCI_BLOCK_SIGNATURE_LEN) != 0) + HGOTO_ERROR(H5E_CACHE, H5E_BADVALUE, FAIL, "Bad metadata cache image header signature"); +@@ -2372,6 +2378,7 @@ H5C__reconstruct_cache_contents(H5F_t *f, H5C_t *cache_ptr) + { + H5C_cache_entry_t *pf_entry_ptr; /* Pointer to prefetched entry */ + H5C_cache_entry_t *parent_ptr; /* Pointer to parent of prefetched entry */ ++ hsize_t image_len; /* Image length */ + const uint8_t *p; /* Pointer into image buffer */ + unsigned u, v; /* Local index variable */ + herr_t ret_value = SUCCEED; /* Return value */ +@@ -2387,10 +2394,11 @@ H5C__reconstruct_cache_contents(H5F_t *f, H5C_t *cache_ptr) + assert(cache_ptr->image_len > 0); + + /* Decode metadata cache image header */ +- p = (uint8_t *)cache_ptr->image_buffer; +- if (H5C__decode_cache_image_header(f, cache_ptr, &p) < 0) ++ p = (uint8_t *)cache_ptr->image_buffer; ++ image_len = cache_ptr->image_len; ++ if (H5C__decode_cache_image_header(f, cache_ptr, &p, image_len + 1) < 0) + HGOTO_ERROR(H5E_CACHE, H5E_CANTDECODE, FAIL, "cache image header decode failed"); +- assert((size_t)(p - (uint8_t *)cache_ptr->image_buffer) < cache_ptr->image_len); ++ assert((size_t)(p - (uint8_t *)cache_ptr->image_buffer) < image_len); + + /* The image_data_len and # of entries should be defined now */ + assert(cache_ptr->image_data_len > 0); +@@ -2402,7 +2410,7 @@ H5C__reconstruct_cache_contents(H5F_t *f, H5C_t *cache_ptr) + /* Create the prefetched entry described by the ith + * entry in cache_ptr->image_entrise. + */ +- if (NULL == (pf_entry_ptr = H5C__reconstruct_cache_entry(f, cache_ptr, &p))) ++ if (NULL == (pf_entry_ptr = H5C__reconstruct_cache_entry(f, cache_ptr, &image_len, &p))) + HGOTO_ERROR(H5E_CACHE, H5E_SYSTEM, FAIL, "reconstruction of cache entry failed"); + + /* Note that we make no checks on available cache space before +@@ -2558,19 +2566,21 @@ done: + *------------------------------------------------------------------------- + */ + static H5C_cache_entry_t * +-H5C__reconstruct_cache_entry(const H5F_t *f, H5C_t *cache_ptr, const uint8_t **buf) ++H5C__reconstruct_cache_entry(const H5F_t *f, H5C_t *cache_ptr, hsize_t *buf_size, const uint8_t **buf) + { + H5C_cache_entry_t *pf_entry_ptr = NULL; /* Reconstructed cache entry */ + uint8_t flags = 0; + bool is_dirty = false; ++ haddr_t eoa; ++ bool is_fd_parent = false; + #ifndef NDEBUG /* only used in assertions */ +- bool in_lru = false; +- bool is_fd_parent = false; +- bool is_fd_child = false; ++ bool in_lru = false; ++ bool is_fd_child = false; + #endif +- const uint8_t *p; + bool file_is_rw; +- H5C_cache_entry_t *ret_value = NULL; /* Return value */ ++ const uint8_t *p; ++ const uint8_t *p_end = *buf + *buf_size - 1; /* Pointer to last valid byte in buffer */ ++ H5C_cache_entry_t *ret_value = NULL; /* Return value */ + + FUNC_ENTER_PACKAGE + +@@ -2590,9 +2600,15 @@ H5C__reconstruct_cache_entry(const H5F_t *f, H5C_t *cache_ptr, const uint8_t **b + p = *buf; + + /* Decode type id */ ++ if (H5_IS_BUFFER_OVERFLOW(p, 1, p_end)) ++ HGOTO_ERROR(H5E_CACHE, H5E_OVERFLOW, NULL, "ran off end of input buffer while decoding"); + pf_entry_ptr->prefetch_type_id = *p++; ++ if (pf_entry_ptr->prefetch_type_id < H5AC_BT_ID || pf_entry_ptr->prefetch_type_id >= H5AC_NTYPES) ++ HGOTO_ERROR(H5E_CACHE, H5E_BADVALUE, NULL, "type id is out of valid range"); + + /* Decode flags */ ++ if (H5_IS_BUFFER_OVERFLOW(p, 1, p_end)) ++ HGOTO_ERROR(H5E_CACHE, H5E_OVERFLOW, NULL, "ran off end of input buffer while decoding"); + flags = *p++; + if (flags & H5C__MDCI_ENTRY_DIRTY_FLAG) + is_dirty = true; +@@ -2620,19 +2636,31 @@ H5C__reconstruct_cache_entry(const H5F_t *f, H5C_t *cache_ptr, const uint8_t **b + pf_entry_ptr->is_dirty = (is_dirty && file_is_rw); + + /* Decode ring */ ++ if (H5_IS_BUFFER_OVERFLOW(p, 1, p_end)) ++ HGOTO_ERROR(H5E_CACHE, H5E_OVERFLOW, NULL, "ran off end of input buffer while decoding"); + pf_entry_ptr->ring = *p++; +- assert(pf_entry_ptr->ring > (uint8_t)(H5C_RING_UNDEFINED)); +- assert(pf_entry_ptr->ring < (uint8_t)(H5C_RING_NTYPES)); ++ if (pf_entry_ptr->ring >= (uint8_t)(H5C_RING_NTYPES)) ++ HGOTO_ERROR(H5E_CACHE, H5E_BADVALUE, NULL, "ring is out of valid range"); + + /* Decode age */ ++ if (H5_IS_BUFFER_OVERFLOW(p, 1, p_end)) ++ HGOTO_ERROR(H5E_CACHE, H5E_OVERFLOW, NULL, "ran off end of input buffer while decoding"); + pf_entry_ptr->age = *p++; ++ if (pf_entry_ptr->age > H5AC__CACHE_IMAGE__ENTRY_AGEOUT__MAX) ++ HGOTO_ERROR(H5E_CACHE, H5E_BADVALUE, NULL, "entry age is out of policy range"); + + /* Decode dependency child count */ ++ if (H5_IS_BUFFER_OVERFLOW(p, 2, p_end)) ++ HGOTO_ERROR(H5E_CACHE, H5E_OVERFLOW, NULL, "ran off end of input buffer while decoding"); + UINT16DECODE(p, pf_entry_ptr->fd_child_count); +- assert((is_fd_parent && pf_entry_ptr->fd_child_count > 0) || +- (!is_fd_parent && pf_entry_ptr->fd_child_count == 0)); ++ if (is_fd_parent && pf_entry_ptr->fd_child_count <= 0) ++ HGOTO_ERROR(H5E_CACHE, H5E_BADVALUE, NULL, "parent entry has no children"); ++ else if (!is_fd_parent && pf_entry_ptr->fd_child_count != 0) ++ HGOTO_ERROR(H5E_CACHE, H5E_BADVALUE, NULL, "non-parent entry has children"); + + /* Decode dirty dependency child count */ ++ if (H5_IS_BUFFER_OVERFLOW(p, 2, p_end)) ++ HGOTO_ERROR(H5E_CACHE, H5E_OVERFLOW, NULL, "ran off end of input buffer while decoding"); + UINT16DECODE(p, pf_entry_ptr->fd_dirty_child_count); + if (!file_is_rw) + pf_entry_ptr->fd_dirty_child_count = 0; +@@ -2640,20 +2668,32 @@ H5C__reconstruct_cache_entry(const H5F_t *f, H5C_t *cache_ptr, const uint8_t **b + HGOTO_ERROR(H5E_CACHE, H5E_BADVALUE, NULL, "invalid dirty flush dependency child count"); + + /* Decode dependency parent count */ ++ if (H5_IS_BUFFER_OVERFLOW(p, 2, p_end)) ++ HGOTO_ERROR(H5E_CACHE, H5E_OVERFLOW, NULL, "ran off end of input buffer while decoding"); + UINT16DECODE(p, pf_entry_ptr->fd_parent_count); + assert((is_fd_child && pf_entry_ptr->fd_parent_count > 0) || + (!is_fd_child && pf_entry_ptr->fd_parent_count == 0)); + + /* Decode index in LRU */ ++ if (H5_IS_BUFFER_OVERFLOW(p, 4, p_end)) ++ HGOTO_ERROR(H5E_CACHE, H5E_OVERFLOW, NULL, "ran off end of input buffer while decoding"); + INT32DECODE(p, pf_entry_ptr->lru_rank); + assert((in_lru && pf_entry_ptr->lru_rank >= 0) || (!in_lru && pf_entry_ptr->lru_rank == -1)); + + /* Decode entry offset */ ++ if (H5_IS_BUFFER_OVERFLOW(p, H5F_SIZEOF_ADDR(f), p_end)) ++ HGOTO_ERROR(H5E_CACHE, H5E_OVERFLOW, NULL, "ran off end of input buffer while decoding"); + H5F_addr_decode(f, &p, &pf_entry_ptr->addr); +- if (!H5_addr_defined(pf_entry_ptr->addr)) +- HGOTO_ERROR(H5E_CACHE, H5E_BADVALUE, NULL, "invalid entry offset"); ++ ++ /* Validate address range */ ++ eoa = H5F_get_eoa(f, H5FD_MEM_DEFAULT); ++ if (!H5_addr_defined(pf_entry_ptr->addr) || H5_addr_overflow(pf_entry_ptr->addr, pf_entry_ptr->size) || ++ H5_addr_ge(pf_entry_ptr->addr + pf_entry_ptr->size, eoa)) ++ HGOTO_ERROR(H5E_CACHE, H5E_BADVALUE, NULL, "invalid entry address range"); + + /* Decode entry length */ ++ if (H5_IS_BUFFER_OVERFLOW(p, H5F_SIZEOF_SIZE(f), p_end)) ++ HGOTO_ERROR(H5E_CACHE, H5E_OVERFLOW, NULL, "ran off end of input buffer while decoding"); + H5F_DECODE_LENGTH(f, p, pf_entry_ptr->size); + if (pf_entry_ptr->size == 0) + HGOTO_ERROR(H5E_CACHE, H5E_BADVALUE, NULL, "invalid entry size"); +@@ -2674,6 +2714,9 @@ H5C__reconstruct_cache_entry(const H5F_t *f, H5C_t *cache_ptr, const uint8_t **b + "memory allocation failed for fd parent addrs buffer"); + + for (u = 0; u < pf_entry_ptr->fd_parent_count; u++) { ++ ++ if (H5_IS_BUFFER_OVERFLOW(p, H5F_SIZEOF_ADDR(f), p_end)) ++ HGOTO_ERROR(H5E_CACHE, H5E_OVERFLOW, NULL, "ran off end of input buffer while decoding"); + H5F_addr_decode(f, &p, &(pf_entry_ptr->fd_parent_addrs[u])); + if (!H5_addr_defined(pf_entry_ptr->fd_parent_addrs[u])) + HGOTO_ERROR(H5E_CACHE, H5E_BADVALUE, NULL, "invalid flush dependency parent offset"); +@@ -2689,6 +2732,8 @@ H5C__reconstruct_cache_entry(const H5F_t *f, H5C_t *cache_ptr, const uint8_t **b + #endif /* H5C_DO_MEMORY_SANITY_CHECKS */ + + /* Copy the entry image from the cache image block */ ++ if (H5_IS_BUFFER_OVERFLOW(p, pf_entry_ptr->size, p_end)) ++ HGOTO_ERROR(H5E_CACHE, H5E_OVERFLOW, NULL, "ran off end of input buffer while decoding"); + H5MM_memcpy(pf_entry_ptr->image_ptr, p, pf_entry_ptr->size); + p += pf_entry_ptr->size; + +@@ -2703,14 +2748,20 @@ H5C__reconstruct_cache_entry(const H5F_t *f, H5C_t *cache_ptr, const uint8_t **b + /* Sanity checks */ + assert(pf_entry_ptr->size > 0 && pf_entry_ptr->size < H5C_MAX_ENTRY_SIZE); + +- /* Update buffer pointer */ ++ /* Update buffer pointer and buffer len */ ++ *buf_size -= (hsize_t)(p - *buf); + *buf = p; + + ret_value = pf_entry_ptr; + + done: +- if (NULL == ret_value && pf_entry_ptr) ++ if (NULL == ret_value && pf_entry_ptr) { ++ if (pf_entry_ptr->image_ptr) ++ H5MM_xfree(pf_entry_ptr->image_ptr); ++ if (pf_entry_ptr->fd_parent_count > 0 && pf_entry_ptr->fd_parent_addrs) ++ H5MM_xfree(pf_entry_ptr->fd_parent_addrs); + pf_entry_ptr = H5FL_FREE(H5C_cache_entry_t, pf_entry_ptr); ++ } + + FUNC_LEAVE_NOAPI(ret_value) + } /* H5C__reconstruct_cache_entry() */ +diff --git a/src/H5Ocont.c b/src/H5Ocont.c +index 621095a..180b115 100644 +--- a/src/H5Ocont.c ++++ b/src/H5Ocont.c +@@ -93,6 +93,9 @@ H5O__cont_decode(H5F_t *f, H5O_t H5_ATTR_UNUSED *open_oh, unsigned H5_ATTR_UNUSE + HGOTO_ERROR(H5E_OHDR, H5E_NOSPACE, NULL, "memory allocation failed"); + + /* Decode */ ++ ++ cont->chunkno = 0; ++ + if (H5_IS_BUFFER_OVERFLOW(p, H5F_sizeof_addr(f), p_end)) + HGOTO_ERROR(H5E_OHDR, H5E_OVERFLOW, NULL, "ran off end of input buffer while decoding"); + H5F_addr_decode(f, &p, &(cont->addr)); +@@ -101,8 +104,6 @@ H5O__cont_decode(H5F_t *f, H5O_t H5_ATTR_UNUSED *open_oh, unsigned H5_ATTR_UNUSE + HGOTO_ERROR(H5E_OHDR, H5E_OVERFLOW, NULL, "ran off end of input buffer while decoding"); + H5F_DECODE_LENGTH(f, p, cont->size); + +- cont->chunkno = 0; +- + /* Set return value */ + ret_value = cont; + diff --git a/meta-oe/recipes-support/hdf5/hdf5_1.14.4-3.bb b/meta-oe/recipes-support/hdf5/hdf5_1.14.4-3.bb index 540c8459ea..6d2d439460 100644 --- a/meta-oe/recipes-support/hdf5/hdf5_1.14.4-3.bb +++ b/meta-oe/recipes-support/hdf5/hdf5_1.14.4-3.bb @@ -18,6 +18,7 @@ SRC_URI = " \ file://0001-CVE-2025-2923.patch \ file://0002-CVE-2025-2924.patch \ file://0003-CVE-2025-2925.patch \ + file://0004-CVE-2025-6269-OSV-2023-77.patch \ " SRC_URI[sha256sum] = "019ac451d9e1cf89c0482ba2a06f07a46166caf23f60fea5ef3c37724a318e03"