| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nftrace: Fix possible use-after-free issue in ftrace_location()\n\nKASAN reports a bug:\n\n BUG: KASAN: use-after-free in ftrace_location+0x90/0x120\n Read of size 8 at addr ffff888141d40010 by task insmod/424\n CPU: 8 PID: 424 Comm: insmod Tainted: G W 6.9.0-rc2+\n [...]\n Call Trace:\n <TASK>\n dump_stack_lvl+0x68/0xa0\n print_report+0xcf/0x610\n kasan_report+0xb5/0xe0\n ftrace_location+0x90/0x120\n register_kprobe+0x14b/0xa40\n kprobe_init+0x2d/0xff0 [kprobe_example]\n do_one_initcall+0x8f/0x2d0\n do_init_module+0x13a/0x3c0\n load_module+0x3082/0x33d0\n init_module_from_file+0xd2/0x130\n __x64_sys_finit_module+0x306/0x440\n do_syscall_64+0x68/0x140\n entry_SYSCALL_64_after_hwframe+0x71/0x79\n\nThe root cause is that, in lookup_rec(), ftrace record of some address\nis being searched in ftrace pages of some module, but those ftrace pages\nat the same time is being freed in ftrace_release_mod() as the\ncorresponding module is being deleted:\n\n CPU1 | CPU2\n register_kprobes() { | delete_module() {\n check_kprobe_address_safe() { |\n arch_check_ftrace_location() { |\n ftrace_location() { |\n lookup_rec() // USE! | ftrace_release_mod() // Free!\n\nTo fix this issue:\n 1. Hold rcu lock as accessing ftrace pages in ftrace_location_range();\n 2. Use ftrace_location_range() instead of lookup_rec() in\n ftrace_location();\n 3. Call synchronize_rcu() before freeing any ftrace pages both in\n ftrace_process_locs()/ftrace_release_mod()/ftrace_free_mem()." |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "kernel/trace/ftrace.c" |
| ], |
| "versions": [ |
| { |
| "version": "ae6aa16fdc163afe6b04b6c073ad4ddd4663c03b", |
| "lessThan": "eea46baf145150910ba134f75a67106ba2222c1b", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "ae6aa16fdc163afe6b04b6c073ad4ddd4663c03b", |
| "lessThan": "1880a324af1c95940a7c954b6b937e86844a33bd", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "ae6aa16fdc163afe6b04b6c073ad4ddd4663c03b", |
| "lessThan": "8ea8ef5e42173560ac510e92a1cc797ffeea8831", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "ae6aa16fdc163afe6b04b6c073ad4ddd4663c03b", |
| "lessThan": "dbff5f0bfb2416b8b55c105ddbcd4f885e98fada", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "ae6aa16fdc163afe6b04b6c073ad4ddd4663c03b", |
| "lessThan": "7b4881da5b19f65709f5c18c1a4d8caa2e496461", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "ae6aa16fdc163afe6b04b6c073ad4ddd4663c03b", |
| "lessThan": "66df065b3106964e667b37bf8f7e55ec69d0c1f6", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "ae6aa16fdc163afe6b04b6c073ad4ddd4663c03b", |
| "lessThan": "31310e373f4c8c74e029d4326b283e757edabc0b", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "ae6aa16fdc163afe6b04b6c073ad4ddd4663c03b", |
| "lessThan": "e60b613df8b6253def41215402f72986fee3fc8d", |
| "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/trace/ftrace.c" |
| ], |
| "versions": [ |
| { |
| "version": "3.7", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "3.7", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.4.286", |
| "lessThanOrEqual": "5.4.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.227", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.162", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.1.93", |
| "lessThanOrEqual": "6.1.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.6.33", |
| "lessThanOrEqual": "6.6.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.8.12", |
| "lessThanOrEqual": "6.8.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.9.3", |
| "lessThanOrEqual": "6.9.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.10", |
| "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": "3.7", |
| "versionEndExcluding": "5.4.286" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "3.7", |
| "versionEndExcluding": "5.10.227" |
| }, |
| { |
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| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "3.7", |
| "versionEndExcluding": "5.15.162" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "3.7", |
| "versionEndExcluding": "6.1.93" |
| }, |
| { |
| "vulnerable": true, |
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| "versionStartIncluding": "3.7", |
| "versionEndExcluding": "6.6.33" |
| }, |
| { |
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| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "3.7", |
| "versionEndExcluding": "6.8.12" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "3.7", |
| "versionEndExcluding": "6.9.3" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "3.7", |
| "versionEndExcluding": "6.10" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/eea46baf145150910ba134f75a67106ba2222c1b" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/1880a324af1c95940a7c954b6b937e86844a33bd" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/8ea8ef5e42173560ac510e92a1cc797ffeea8831" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/dbff5f0bfb2416b8b55c105ddbcd4f885e98fada" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/7b4881da5b19f65709f5c18c1a4d8caa2e496461" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/66df065b3106964e667b37bf8f7e55ec69d0c1f6" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/31310e373f4c8c74e029d4326b283e757edabc0b" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/e60b613df8b6253def41215402f72986fee3fc8d" |
| } |
| ], |
| "title": "ftrace: Fix possible use-after-free issue in ftrace_location()", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2024-38588", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
