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tracing: Do not register unsupported perf events

Type: advisorySource: Official CVE List1 source record

In the Linux kernel, the following vulnerability has been resolved: tracing: Do not register unsupported perf events Synthetic events currently do not have a function to register perf events. This leads to calling the tracepoint register functions with a NULL function pointer which triggers: ------------[ cut here ]------------ WARNING: kernel/tracepoint.c:175 at tracepoint_add_func+0x357/0x370, CPU#2: perf/2272 Modules linked in: kvm_intel kvm irqbypass CPU: 2 UID: 0 PID: 2272 Comm: perf Not tainted 6.18.0-ftest-11964-ge022764176fc-dirty #323 PREEMPTLAZY Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.17.0-debian-1.17.0-1 04/01/2014 RIP: 0010:tracepoint_add_func+0x357/0x370 Code: 28 9c e8 4c 0b f5 ff eb 0f 4c 89 f7 48 c7 c6 80 4d 28 9c e8 ab 89 f4 ff 31 c0 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc <0f> 0b 49 c7 c6 ea ff ff ff e9 ee fe ff ff 0f 0b e9 f9 fe ff ff 0f RSP: 0018:ffffabc0c44d3c40 EFLAGS: 00010246 RAX: 0000000000000001 RBX: ffff9380aa9e4060 RCX: 0000000000000000 RDX: 000000000000000a RSI: ffffffff9e1d4a98 RDI: ffff937fcf5fd6c8 RBP: 0000000000000001 R08: 0000000000000007 R09: ffff937fcf5fc780 R10: 0000000000000003 R11: ffffffff9c193910 R12: 000000000000000a R13: ffffffff9e1e5888 R14: 0000000000000000 R15: ffffabc0c44d3c78 FS: 00007f6202f5f340(0000) GS:ffff93819f00f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055d3162281a8 CR3: 0000000106a56003 CR4: 0000000000172ef0 Call Trace: tracepoint_probe_register+0x

Announced Source revision 1
Original source ↗

CVE-2025-71125

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2025-71125

Linux

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Linux

Source reference: /containers/cna/affected/1/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "4b147936fa509650beaf638b331573c23ba4d609",
        "lessThan": "6819bc6285c0ff835f67cfae7efebc03541782f6",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "4b147936fa509650beaf638b331573c23ba4d609",
        "lessThan": "6d15f08e6d8d4b4fb02d90805ea97f3e2c1d6fbc",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "4b147936fa509650beaf638b331573c23ba4d609",
        "lessThan": "f7305697b60d79bc69c0a6e280fc931b4e8862dd",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "4b147936fa509650beaf638b331573c23ba4d609",
        "lessThan": "65b1971147ec12f0b1cee0811c859a3d7d9b04ce",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "4b147936fa509650beaf638b331573c23ba4d609",
        "lessThan": "3437c775bf209c674ad66304213b6b3c3b1b3f69",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "4b147936fa509650beaf638b331573c23ba4d609",
        "lessThan": "6df47e5bb9b62d72f186f826ab643ea1856877c7",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "4b147936fa509650beaf638b331573c23ba4d609",
        "lessThan": "ef7f38df890f5dcd2ae62f8dbde191d72f3bebae",
        "versionType": "git"
      }
    ],
    "programFiles": [
      "kernel/trace/trace_events.c"
    ],
    "defaultStatus": "unaffected"
  },
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "4.17"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThan": "4.17",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "5.10.248",
        "versionType": "semver",
        "lessThanOrEqual": "5.10.*"
      },
      {
        "status": "unaffected",
        "version": "5.15.198",
        "versionType": "semver",
        "lessThanOrEqual": "5.15.*"
      },
      {
        "status": "unaffected",
        "version": "6.1.160",
        "versionType": "semver",
        "lessThanOrEqual": "6.1.*"
      },
      {
        "status": "unaffected",
        "version": "6.6.120",
        "versionType": "semver",
        "lessThanOrEqual": "6.6.*"
      },
      {
        "status": "unaffected",
        "version": "6.12.64",
        "versionType": "semver",
        "lessThanOrEqual": "6.12.*"
      },
      {
        "status": "unaffected",
        "version": "6.18.3",
        "versionType": "semver",
        "lessThanOrEqual": "6.18.*"
      },
      {
        "status": "unaffected",
        "version": "6.19",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "kernel/trace/trace_events.c"
    ],
    "defaultStatus": "affected"
  }
]
Related CVEs
CVE-2025-71125

Source reference: /cveMetadata/cveId

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Event
#39163 · Revision 1
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