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vuln-cve/data/2025/68xxx/CVE-2025-68798.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2025-68798",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2025-12-24T10:30:51.042Z",
"datePublished": "2026-01-13T15:29:08.329Z",
"dateUpdated": "2026-11-10T12:38:32.389Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-05-11T21:53:32.717Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nperf/x86/amd: Check event before enable to avoid GPF\n\nOn AMD machines cpuc->events[idx] can become NULL in a subtle race\ncondition with NMI->throttle->x86_pmu_stop().\n\nCheck event for NULL in amd_pmu_enable_all() before enable to avoid a GPF.\nThis appears to be an AMD only issue.\n\nSyzkaller reported a GPF in amd_pmu_enable_all.\n\nINFO: NMI handler (perf_event_nmi_handler) took too long to run: 13.143\n msecs\nOops: general protection fault, probably for non-canonical address\n 0xdffffc0000000034: 0000 PREEMPT SMP KASAN NOPTI\nKASAN: null-ptr-deref in range [0x00000000000001a0-0x00000000000001a7]\nCPU: 0 UID: 0 PID: 328415 Comm: repro_36674776 Not tainted 6.12.0-rc1-syzk\nRIP: 0010:x86_pmu_enable_event (arch/x86/events/perf_event.h:1195\n arch/x86/events/core.c:1430)\nRSP: 0018:ffff888118009d60 EFLAGS: 00010012\nRAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000\nRDX: 0000000000000034 RSI: 0000000000000000 RDI: 00000000000001a0\nRBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000\nR10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000002\nR13: ffff88811802a440 R14: ffff88811802a240 R15: ffff8881132d8601\nFS: 00007f097dfaa700(0000) GS:ffff888118000000(0000) GS:0000000000000000\nCS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00000000200001c0 CR3: 0000000103d56000 CR4: 00000000000006f0\nCall Trace:\n <IRQ>\namd_pmu_enable_all (arch/x86/events/amd/core.c:760 (discriminator 2))\nx86_pmu_enable (arch/x86/events/core.c:1360)\nevent_sched_out (kernel/events/core.c:1191 kernel/events/core.c:1186\n kernel/events/core.c:2346)\n__perf_remove_from_context (kernel/events/core.c:2435)\nevent_function (kernel/events/core.c:259)\nremote_function (kernel/events/core.c:92 (discriminator 1)\n kernel/events/core.c:72 (discriminator 1))\n__flush_smp_call_function_queue (./arch/x86/include/asm/jump_label.h:27\n ./include/linux/jump_label.h:207 ./include/trace/events/csd.h:64\n kernel/smp.c:135 kernel/smp.c:540)\n__sysvec_call_function_single (./arch/x86/include/asm/jump_label.h:27\n ./include/linux/jump_label.h:207\n ./arch/x86/include/asm/trace/irq_vectors.h:99 arch/x86/kernel/smp.c:272)\nsysvec_call_function_single (arch/x86/kernel/smp.c:266 (discriminator 47)\n arch/x86/kernel/smp.c:266 (discriminator 47))\n </IRQ>"
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"arch/x86/events/amd/core.c"
],
"versions": [
{
"version": "ada543459cab7f653dcacdaba4011a8bb19c627c",
"lessThan": "49324a0c40f7e9bae1bd0362d23fc42232e14621",
"status": "affected",
"versionType": "git"
},
{
"version": "ada543459cab7f653dcacdaba4011a8bb19c627c",
"lessThan": "6e41d9ec8d7cc3f01b9ba785e05f0ebef8b3b37f",
"status": "affected",
"versionType": "git"
},
{
"version": "ada543459cab7f653dcacdaba4011a8bb19c627c",
"lessThan": "e1028fb38b328084bc683a4efb001c95d3108573",
"status": "affected",
"versionType": "git"
},
{
"version": "ada543459cab7f653dcacdaba4011a8bb19c627c",
"lessThan": "43c2e5c2acaae50e99d1c20a5a46e367c442fb3b",
"status": "affected",
"versionType": "git"
},
{
"version": "ada543459cab7f653dcacdaba4011a8bb19c627c",
"lessThan": "866cf36bfee4fba6a492d2dcc5133f857e3446b0",
"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/x86/events/amd/core.c"
],
"versions": [
{
"version": "5.19",
"status": "affected"
},
{
"version": "0",
"lessThan": "5.19",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.1.160",
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.6.120",
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.12.64",
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.18.3",
"lessThanOrEqual": "6.18.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.19",
"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": "5.19",
"versionEndExcluding": "6.1.160"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.19",
"versionEndExcluding": "6.6.120"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.19",
"versionEndExcluding": "6.12.64"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.19",
"versionEndExcluding": "6.18.3"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.19",
"versionEndExcluding": "6.19"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/49324a0c40f7e9bae1bd0362d23fc42232e14621"
},
{
"url": "https://git.kernel.org/stable/c/6e41d9ec8d7cc3f01b9ba785e05f0ebef8b3b37f"
},
{
"url": "https://git.kernel.org/stable/c/e1028fb38b328084bc683a4efb001c95d3108573"
},
{
"url": "https://git.kernel.org/stable/c/43c2e5c2acaae50e99d1c20a5a46e367c442fb3b"
},
{
"url": "https://git.kernel.org/stable/c/866cf36bfee4fba6a492d2dcc5133f857e3446b0"
}
],
"title": "perf/x86/amd: Check event before enable to avoid GPF",
"x_generator": {
"engine": "bippy-1.2.0"
}
},
"adp": [
{
"x_adpType": "supplier",
"providerMetadata": {
"orgId": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e",
"shortName": "siemens-SADP",
"dateUpdated": "2026-11-10T12:38:32.389Z"
},
"affected": [
{
"vendor": "Siemens",
"product": "SIMATIC S7-1500 CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AB0)",
"versions": [
{
"status": "affected",
"version": "V3.1.6",
"lessThan": "*",
"versionType": "custom"
}
],
"defaultStatus": "unknown"
},
{
"vendor": "Siemens",
"product": "SIMATIC S7-1500 CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AB0)",
"versions": [
{
"status": "affected",
"version": "V3.1.7",
"lessThan": "*",
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],
"defaultStatus": "unknown"
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{
"vendor": "Siemens",
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{
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"lessThan": "*",
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],
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{
"vendor": "Siemens",
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"versions": [
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{
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],
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{
"vendor": "Siemens",
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],
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{
"vendor": "Siemens",
"product": "SIPLUS S7-1500 CPU 1518-4 PN/DP MFP (6AG1518-4AX00-4AC0)",
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"status": "affected",
"version": "V3.1.6",
"lessThan": "*",
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"references": [
{
"url": "https://cert-portal.siemens.com/productcert/html/ssa-019113.html"
},
{
"url": "https://cert-portal.siemens.com/productcert/html/ssa-457936.html"
}
]
}
]
}
}
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