{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-37923","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-04-16T04:51:23.969Z","datePublished":"2025-05-20T15:21:51.927Z","dateUpdated":"2026-05-11T21:17:43.384Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:17:43.384Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ntracing: Fix oob write in trace_seq_to_buffer()\n\nsyzbot reported this bug:\n==================================================================\nBUG: KASAN: slab-out-of-bounds in trace_seq_to_buffer kernel/trace/trace.c:1830 [inline]\nBUG: KASAN: slab-out-of-bounds in tracing_splice_read_pipe+0x6be/0xdd0 kernel/trace/trace.c:6822\nWrite of size 4507 at addr ffff888032b6b000 by task syz.2.320/7260\n\nCPU: 1 UID: 0 PID: 7260 Comm: syz.2.320 Not tainted 6.15.0-rc1-syzkaller-00301-g3bde70a2c827 #0 PREEMPT(full)\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025\nCall Trace:\n <TASK>\n __dump_stack lib/dump_stack.c:94 [inline]\n dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120\n print_address_description mm/kasan/report.c:408 [inline]\n print_report+0xc3/0x670 mm/kasan/report.c:521\n kasan_report+0xe0/0x110 mm/kasan/report.c:634\n check_region_inline mm/kasan/generic.c:183 [inline]\n kasan_check_range+0xef/0x1a0 mm/kasan/generic.c:189\n __asan_memcpy+0x3c/0x60 mm/kasan/shadow.c:106\n trace_seq_to_buffer kernel/trace/trace.c:1830 [inline]\n tracing_splice_read_pipe+0x6be/0xdd0 kernel/trace/trace.c:6822\n ....\n==================================================================\n\nIt has been reported that trace_seq_to_buffer() tries to copy more data\nthan PAGE_SIZE to buf. Therefore, to prevent this, we should use the\nsmaller of trace_seq_used(&iter->seq) and PAGE_SIZE as an argument."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["kernel/trace/trace.c"],"versions":[{"version":"3c56819b14b00dd449bd776303e61f8532fad09f","lessThan":"f4b0174e9f18aaba59ee6ffdaf8827a7f94eb606","status":"affected","versionType":"git"},{"version":"3c56819b14b00dd449bd776303e61f8532fad09f","lessThan":"665ce421041890571852422487f4c613d1824ba9","status":"affected","versionType":"git"},{"version":"3c56819b14b00dd449bd776303e61f8532fad09f","lessThan":"1a3f9482b50b74fa9421bff8ceecfefd0dc06f8f","status":"affected","versionType":"git"},{"version":"3c56819b14b00dd449bd776303e61f8532fad09f","lessThan":"441021e5b3c7d9bd1b963590652c415929f3b157","status":"affected","versionType":"git"},{"version":"3c56819b14b00dd449bd776303e61f8532fad09f","lessThan":"056ebbddb8faf4ddf83d005454dd78fc25c2d897","status":"affected","versionType":"git"},{"version":"3c56819b14b00dd449bd776303e61f8532fad09f","lessThan":"1f27a3e93b8d674b24b27fcdbc6f72743cd96c0d","status":"affected","versionType":"git"},{"version":"3c56819b14b00dd449bd776303e61f8532fad09f","lessThan":"c5d2b66c5ef5037b4b4360e5447605ff00ba1bd4","status":"affected","versionType":"git"},{"version":"3c56819b14b00dd449bd776303e61f8532fad09f","lessThan":"f5178c41bb43444a6008150fe6094497135d07cb","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/trace.c"],"versions":[{"version":"2.6.30","status":"affected"},{"version":"0","lessThan":"2.6.30","status":"unaffected","versionType":"semver"},{"version":"5.4.294","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.238","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.182","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.138","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.90","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.28","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.14.6","lessThanOrEqual":"6.14.*","status":"unaffected","versionType":"semver"},{"version":"6.15","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":"2.6.30","versionEndExcluding":"5.4.294"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"5.10.238"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"5.15.182"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"6.1.138"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"6.6.90"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"6.12.28"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"6.14.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"6.15"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/f4b0174e9f18aaba59ee6ffdaf8827a7f94eb606"},{"url":"https://git.kernel.org/stable/c/665ce421041890571852422487f4c613d1824ba9"},{"url":"https://git.kernel.org/stable/c/1a3f9482b50b74fa9421bff8ceecfefd0dc06f8f"},{"url":"https://git.kernel.org/stable/c/441021e5b3c7d9bd1b963590652c415929f3b157"},{"url":"https://git.kernel.org/stable/c/056ebbddb8faf4ddf83d005454dd78fc25c2d897"},{"url":"https://git.kernel.org/stable/c/1f27a3e93b8d674b24b27fcdbc6f72743cd96c0d"},{"url":"https://git.kernel.org/stable/c/c5d2b66c5ef5037b4b4360e5447605ff00ba1bd4"},{"url":"https://git.kernel.org/stable/c/f5178c41bb43444a6008150fe6094497135d07cb"}],"title":"tracing: Fix oob write in trace_seq_to_buffer()","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html"},{"url":"https://lists.debian.org/debian-lts-announce/2025/08/msg00010.html"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-03T19:57:21.994Z"}}]}}