{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-52978","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-03-27T16:40:15.738Z","datePublished":"2025-03-27T16:43:18.185Z","dateUpdated":"2026-05-11T19:36:17.764Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:36:17.764Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nriscv: kprobe: Fixup kernel panic when probing an illegal position\n\nThe kernel would panic when probed for an illegal position. eg:\n\n(CONFIG_RISCV_ISA_C=n)\n\necho 'p:hello kernel_clone+0x16 a0=%a0' >> kprobe_events\necho 1 > events/kprobes/hello/enable\ncat trace\n\nKernel panic - not syncing: stack-protector: Kernel stack\nis corrupted in: __do_sys_newfstatat+0xb8/0xb8\nCPU: 0 PID: 111 Comm: sh Not tainted\n6.2.0-rc1-00027-g2d398fe49a4d #490\nHardware name: riscv-virtio,qemu (DT)\nCall Trace:\n[<ffffffff80007268>] dump_backtrace+0x38/0x48\n[<ffffffff80c5e83c>] show_stack+0x50/0x68\n[<ffffffff80c6da28>] dump_stack_lvl+0x60/0x84\n[<ffffffff80c6da6c>] dump_stack+0x20/0x30\n[<ffffffff80c5ecf4>] panic+0x160/0x374\n[<ffffffff80c6db94>] generic_handle_arch_irq+0x0/0xa8\n[<ffffffff802deeb0>] sys_newstat+0x0/0x30\n[<ffffffff800158c0>] sys_clone+0x20/0x30\n[<ffffffff800039e8>] ret_from_syscall+0x0/0x4\n---[ end Kernel panic - not syncing: stack-protector:\nKernel stack is corrupted in: __do_sys_newfstatat+0xb8/0xb8 ]---\n\nThat is because the kprobe's ebreak instruction broke the kernel's\noriginal code. The user should guarantee the correction of the probe\nposition, but it couldn't make the kernel panic.\n\nThis patch adds arch_check_kprobe in arch_prepare_kprobe to prevent an\nillegal position (Such as the middle of an instruction)."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/riscv/kernel/probes/kprobes.c"],"versions":[{"version":"c22b0bcb1dd024cb9caad9230e3a387d8b061df5","lessThan":"04a73558209554da17f46490ec4faaaf1b2bab68","status":"affected","versionType":"git"},{"version":"c22b0bcb1dd024cb9caad9230e3a387d8b061df5","lessThan":"12316538b1d193064109ce1a28fc9bacd43950de","status":"affected","versionType":"git"},{"version":"c22b0bcb1dd024cb9caad9230e3a387d8b061df5","lessThan":"87f48c7ccc73afc78630530d9af51f458f58cab8","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/riscv/kernel/probes/kprobes.c"],"versions":[{"version":"5.12","status":"affected"},{"version":"0","lessThan":"5.12","status":"unaffected","versionType":"semver"},{"version":"5.15.93","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.11","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.2","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":"5.12","versionEndExcluding":"5.15.93"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"6.1.11"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"6.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/04a73558209554da17f46490ec4faaaf1b2bab68"},{"url":"https://git.kernel.org/stable/c/12316538b1d193064109ce1a28fc9bacd43950de"},{"url":"https://git.kernel.org/stable/c/87f48c7ccc73afc78630530d9af51f458f58cab8"}],"title":"riscv: kprobe: Fixup kernel panic when probing an illegal position","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","lang":"en","description":"CWE-noinfo Not enough information"}]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.5,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-10-01T17:21:47.517411Z","id":"CVE-2023-52978","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-10-01T17:21:50.337Z"}}]}}