mirror of
https://github.com/CVEProject/cvelist.git
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179 lines
10 KiB
JSON
179 lines
10 KiB
JSON
{
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"data_version": "4.0",
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"data_type": "CVE",
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"data_format": "MITRE",
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"CVE_data_meta": {
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"ID": "CVE-2024-26901",
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"ASSIGNER": "cve@kernel.org",
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"STATE": "PUBLIC"
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},
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"description": {
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"description_data": [
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{
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"lang": "eng",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndo_sys_name_to_handle(): use kzalloc() to fix kernel-infoleak\n\nsyzbot identified a kernel information leak vulnerability in\ndo_sys_name_to_handle() and issued the following report [1].\n\n[1]\n\"BUG: KMSAN: kernel-infoleak in instrument_copy_to_user include/linux/instrumented.h:114 [inline]\nBUG: KMSAN: kernel-infoleak in _copy_to_user+0xbc/0x100 lib/usercopy.c:40\n instrument_copy_to_user include/linux/instrumented.h:114 [inline]\n _copy_to_user+0xbc/0x100 lib/usercopy.c:40\n copy_to_user include/linux/uaccess.h:191 [inline]\n do_sys_name_to_handle fs/fhandle.c:73 [inline]\n __do_sys_name_to_handle_at fs/fhandle.c:112 [inline]\n __se_sys_name_to_handle_at+0x949/0xb10 fs/fhandle.c:94\n __x64_sys_name_to_handle_at+0xe4/0x140 fs/fhandle.c:94\n ...\n\nUninit was created at:\n slab_post_alloc_hook+0x129/0xa70 mm/slab.h:768\n slab_alloc_node mm/slub.c:3478 [inline]\n __kmem_cache_alloc_node+0x5c9/0x970 mm/slub.c:3517\n __do_kmalloc_node mm/slab_common.c:1006 [inline]\n __kmalloc+0x121/0x3c0 mm/slab_common.c:1020\n kmalloc include/linux/slab.h:604 [inline]\n do_sys_name_to_handle fs/fhandle.c:39 [inline]\n __do_sys_name_to_handle_at fs/fhandle.c:112 [inline]\n __se_sys_name_to_handle_at+0x441/0xb10 fs/fhandle.c:94\n __x64_sys_name_to_handle_at+0xe4/0x140 fs/fhandle.c:94\n ...\n\nBytes 18-19 of 20 are uninitialized\nMemory access of size 20 starts at ffff888128a46380\nData copied to user address 0000000020000240\"\n\nPer Chuck Lever's suggestion, use kzalloc() instead of kmalloc() to\nsolve the problem."
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}
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]
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},
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"problemtype": {
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"problemtype_data": [
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{
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"description": [
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{
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"lang": "eng",
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"value": "n/a"
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}
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]
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}
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]
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},
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"affects": {
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"vendor": {
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"vendor_data": [
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{
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"vendor_name": "Linux",
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"product": {
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"product_data": [
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{
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"product_name": "Linux",
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"version": {
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"version_data": [
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{
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"version_affected": "<",
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"version_name": "990d6c2d7aee",
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"version_value": "4bac28f441e3"
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},
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{
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"version_value": "not down converted",
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"x_cve_json_5_version_data": {
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"versions": [
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{
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"version": "2.6.39",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "2.6.39",
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"status": "unaffected",
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"versionType": "custom"
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},
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{
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"version": "4.19.311",
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"lessThanOrEqual": "4.19.*",
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"status": "unaffected",
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"versionType": "custom"
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},
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{
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"version": "5.4.273",
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"lessThanOrEqual": "5.4.*",
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"status": "unaffected",
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"versionType": "custom"
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},
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{
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"version": "5.10.214",
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"lessThanOrEqual": "5.10.*",
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"status": "unaffected",
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"versionType": "custom"
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},
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{
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"version": "5.15.153",
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"lessThanOrEqual": "5.15.*",
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"status": "unaffected",
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"versionType": "custom"
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},
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{
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"version": "6.1.83",
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"lessThanOrEqual": "6.1.*",
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"status": "unaffected",
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"versionType": "custom"
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},
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{
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"version": "6.6.23",
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"lessThanOrEqual": "6.6.*",
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"status": "unaffected",
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"versionType": "custom"
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},
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{
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"version": "6.7.11",
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"lessThanOrEqual": "6.7.*",
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"status": "unaffected",
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"versionType": "custom"
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},
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{
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"version": "6.8.2",
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"lessThanOrEqual": "6.8.*",
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"status": "unaffected",
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"versionType": "custom"
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},
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{
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"version": "6.9",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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],
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"defaultStatus": "affected"
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}
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}
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]
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}
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}
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]
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}
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}
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]
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}
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},
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"references": {
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"reference_data": [
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{
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"url": "https://git.kernel.org/stable/c/4bac28f441e3cc9d3f1a84c8d023228a68d8a7c1",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/4bac28f441e3cc9d3f1a84c8d023228a68d8a7c1"
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},
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{
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"url": "https://git.kernel.org/stable/c/772a7def9868091da3bcb0d6c6ff9f0c03d7fa8b",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/772a7def9868091da3bcb0d6c6ff9f0c03d7fa8b"
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},
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{
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"url": "https://git.kernel.org/stable/c/cde76b3af247f615447bcfecf610bb76c3529126",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/cde76b3af247f615447bcfecf610bb76c3529126"
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},
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{
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"url": "https://git.kernel.org/stable/c/423b6bdf19bbc5e1f7e7461045099917378f7e71",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/423b6bdf19bbc5e1f7e7461045099917378f7e71"
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},
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{
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"url": "https://git.kernel.org/stable/c/e6450d5e46a737a008b4885aa223486113bf0ad6",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/e6450d5e46a737a008b4885aa223486113bf0ad6"
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},
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{
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"url": "https://git.kernel.org/stable/c/c1362eae861db28b1608b9dc23e49634fe87b63b",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/c1362eae861db28b1608b9dc23e49634fe87b63b"
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},
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{
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"url": "https://git.kernel.org/stable/c/cba138f1ef37ec6f961baeab62f312dedc7cf730",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/cba138f1ef37ec6f961baeab62f312dedc7cf730"
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},
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{
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"url": "https://git.kernel.org/stable/c/bf9ec1b24ab4e94345aa1c60811dd329f069c38b",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/bf9ec1b24ab4e94345aa1c60811dd329f069c38b"
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},
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{
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"url": "https://git.kernel.org/stable/c/3948abaa4e2be938ccdfc289385a27342fb13d43",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/3948abaa4e2be938ccdfc289385a27342fb13d43"
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}
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]
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},
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"generator": {
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"engine": "bippy-a5840b7849dd"
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}
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} |