122 lines
6.0 KiB
JSON
122 lines
6.0 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2025-39974",
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"state": "PUBLISHED",
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"assignerShortName": "Linux",
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"dateReserved": "2025-04-16T07:20:57.150Z",
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"datePublished": "2025-10-15T07:55:56.275Z",
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"dateUpdated": "2026-05-11T21:40:01.814Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"shortName": "Linux",
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"dateUpdated": "2026-05-11T21:40:01.814Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntracing/osnoise: Fix slab-out-of-bounds in _parse_integer_limit()\n\nWhen config osnoise cpus by write() syscall, the following KASAN splat may\nbe observed:\n\nBUG: KASAN: slab-out-of-bounds in _parse_integer_limit+0x103/0x130\nRead of size 1 at addr ffff88810121e3a1 by task test/447\nCPU: 1 UID: 0 PID: 447 Comm: test Not tainted 6.17.0-rc6-dirty #288 PREEMPT(voluntary)\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.15.0-1 04/01/2014\nCall Trace:\n <TASK>\n dump_stack_lvl+0x55/0x70\n print_report+0xcb/0x610\n kasan_report+0xb8/0xf0\n _parse_integer_limit+0x103/0x130\n bitmap_parselist+0x16d/0x6f0\n osnoise_cpus_write+0x116/0x2d0\n vfs_write+0x21e/0xcc0\n ksys_write+0xee/0x1c0\n do_syscall_64+0xa8/0x2a0\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\n </TASK>\n\nThis issue can be reproduced by below code:\n\nconst char *cpulist = \"1\";\nint fd=open(\"/sys/kernel/debug/tracing/osnoise/cpus\", O_WRONLY);\nwrite(fd, cpulist, strlen(cpulist));\n\nFunction bitmap_parselist() was called to parse cpulist, it require that\nthe parameter 'buf' must be terminated with a '\\0' or '\\n'. Fix this issue\nby adding a '\\0' to 'buf' in osnoise_cpus_write()."
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}
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],
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"affected": [
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "unaffected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"kernel/trace/trace_osnoise.c"
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],
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"versions": [
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{
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"version": "17f89102fe23d7389085a8820550df688f79888a",
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"lessThan": "930cb05a9e107777316b3ccf37f9556366669065",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "17f89102fe23d7389085a8820550df688f79888a",
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"lessThan": "a2501032de0d1bc7971b2e43c03da534ac10ee9b",
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"status": "affected",
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"versionType": "git"
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}
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]
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},
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "affected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"kernel/trace/trace_osnoise.c"
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],
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"versions": [
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{
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"version": "6.16",
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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": "6.16",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.16.10",
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"lessThanOrEqual": "6.16.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.17",
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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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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "6.16",
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"versionEndExcluding": "6.16.10"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "6.16",
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"versionEndExcluding": "6.17"
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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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{
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"url": "https://git.kernel.org/stable/c/930cb05a9e107777316b3ccf37f9556366669065"
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},
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{
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"url": "https://git.kernel.org/stable/c/a2501032de0d1bc7971b2e43c03da534ac10ee9b"
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}
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],
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"title": "tracing/osnoise: Fix slab-out-of-bounds in _parse_integer_limit()",
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"x_generator": {
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"engine": "bippy-1.2.0"
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}
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}
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}
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} |