{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2023-52835", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-05-21T15:19:24.252Z", "datePublished": "2024-05-21T15:31:36.239Z", "dateUpdated": "2026-05-11T19:33:56.192Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T19:33:56.192Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nperf/core: Bail out early if the request AUX area is out of bound\n\nWhen perf-record with a large AUX area, e.g 4GB, it fails with:\n\n #perf record -C 0 -m ,4G -e arm_spe_0// -- sleep 1\n failed to mmap with 12 (Cannot allocate memory)\n\nand it reveals a WARNING with __alloc_pages():\n\n\t------------[ cut here ]------------\n\tWARNING: CPU: 44 PID: 17573 at mm/page_alloc.c:5568 __alloc_pages+0x1ec/0x248\n\tCall trace:\n\t __alloc_pages+0x1ec/0x248\n\t __kmalloc_large_node+0xc0/0x1f8\n\t __kmalloc_node+0x134/0x1e8\n\t rb_alloc_aux+0xe0/0x298\n\t perf_mmap+0x440/0x660\n\t mmap_region+0x308/0x8a8\n\t do_mmap+0x3c0/0x528\n\t vm_mmap_pgoff+0xf4/0x1b8\n\t ksys_mmap_pgoff+0x18c/0x218\n\t __arm64_sys_mmap+0x38/0x58\n\t invoke_syscall+0x50/0x128\n\t el0_svc_common.constprop.0+0x58/0x188\n\t do_el0_svc+0x34/0x50\n\t el0_svc+0x34/0x108\n\t el0t_64_sync_handler+0xb8/0xc0\n\t el0t_64_sync+0x1a4/0x1a8\n\n'rb->aux_pages' allocated by kcalloc() is a pointer array which is used to\nmaintains AUX trace pages. The allocated page for this array is physically\ncontiguous (and virtually contiguous) with an order of 0..MAX_ORDER. If the\nsize of pointer array crosses the limitation set by MAX_ORDER, it reveals a\nWARNING.\n\nSo bail out early with -ENOMEM if the request AUX area is out of bound,\ne.g.:\n\n #perf record -C 0 -m ,4G -e arm_spe_0// -- sleep 1\n failed to mmap with 12 (Cannot allocate memory)" } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "kernel/events/ring_buffer.c" ], "versions": [ { "version": "45bfb2e50471abbbfd83d40d28c986078b0d24ff", "lessThan": "8c504f615d7ed60ae035c51d0c789137ced6797f", "status": "affected", "versionType": "git" }, { "version": "45bfb2e50471abbbfd83d40d28c986078b0d24ff", "lessThan": "788c0b3442ead737008934947730a6d1ff703734", "status": "affected", "versionType": "git" }, { "version": "45bfb2e50471abbbfd83d40d28c986078b0d24ff", "lessThan": "1a2a4202c60fcdffbf04f259002ce9bff39edece", "status": "affected", "versionType": "git" }, { "version": "45bfb2e50471abbbfd83d40d28c986078b0d24ff", "lessThan": "fd0df3f8719201dbe61a4d39083d5aecd705399a", "status": "affected", "versionType": "git" }, { "version": "45bfb2e50471abbbfd83d40d28c986078b0d24ff", "lessThan": "9ce4e87a8efd37c85766ec08b15e885cab08553a", "status": "affected", "versionType": "git" }, { "version": "45bfb2e50471abbbfd83d40d28c986078b0d24ff", "lessThan": "2424410f94a94d91230ced094062d859714c984a", "status": "affected", "versionType": "git" }, { "version": "45bfb2e50471abbbfd83d40d28c986078b0d24ff", "lessThan": "2e905e608e38cf7f8dcddcf8a6036e91a78444cb", "status": "affected", "versionType": "git" }, { "version": "45bfb2e50471abbbfd83d40d28c986078b0d24ff", "lessThan": "54aee5f15b83437f23b2b2469bcf21bdd9823916", "status": "affected", "versionType": "git" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "kernel/events/ring_buffer.c" ], "versions": [ { "version": "4.1", "status": "affected" }, { "version": "0", "lessThan": "4.1", "status": "unaffected", "versionType": "semver" }, { "version": "4.19.300", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.4.262", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.202", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.140", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.1.64", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.5.13", "lessThanOrEqual": "6.5.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.6.3", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.7", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix" } ] } ], "cpeApplicability": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.1", "versionEndExcluding": "4.19.300" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.1", "versionEndExcluding": "5.4.262" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.1", "versionEndExcluding": "5.10.202" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.1", "versionEndExcluding": "5.15.140" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.1", "versionEndExcluding": "6.1.64" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.1", "versionEndExcluding": "6.5.13" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.1", "versionEndExcluding": "6.6.3" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.1", "versionEndExcluding": "6.7" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/8c504f615d7ed60ae035c51d0c789137ced6797f" }, { "url": "https://git.kernel.org/stable/c/788c0b3442ead737008934947730a6d1ff703734" }, { "url": "https://git.kernel.org/stable/c/1a2a4202c60fcdffbf04f259002ce9bff39edece" }, { "url": "https://git.kernel.org/stable/c/fd0df3f8719201dbe61a4d39083d5aecd705399a" }, { "url": "https://git.kernel.org/stable/c/9ce4e87a8efd37c85766ec08b15e885cab08553a" }, { "url": "https://git.kernel.org/stable/c/2424410f94a94d91230ced094062d859714c984a" }, { "url": "https://git.kernel.org/stable/c/2e905e608e38cf7f8dcddcf8a6036e91a78444cb" }, { "url": "https://git.kernel.org/stable/c/54aee5f15b83437f23b2b2469bcf21bdd9823916" } ], "title": "perf/core: Bail out early if the request AUX area is out of bound", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T23:11:36.062Z" }, "title": "CVE Program Container", "references": [ { "url": "https://git.kernel.org/stable/c/8c504f615d7ed60ae035c51d0c789137ced6797f", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/788c0b3442ead737008934947730a6d1ff703734", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/1a2a4202c60fcdffbf04f259002ce9bff39edece", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/fd0df3f8719201dbe61a4d39083d5aecd705399a", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/9ce4e87a8efd37c85766ec08b15e885cab08553a", "tags": [ "x_transferred" ] }, { "url": 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