{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2025-38233",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2025-38233",
    "idYear": 2025,
    "status": "PUBLISHED",
    "publishedAt": "2025-07-04T13:37:46.293Z",
    "updatedAt": "2026-08-05T12:00:33.319Z",
    "importedAt": "2026-10-24T01:57:34.152Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "powerpc64/ftrace: fix clobbered r15 during livepatching",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\npowerpc64/ftrace: fix clobbered r15 during livepatching\n\nWhile r15 is clobbered always with PPC_FTRACE_OUT_OF_LINE, it is\nnot restored in livepatch sequence leading to not so obvious fails\nlike below:\n\n  BUG: Unable to handle kernel data access on write at 0xc0000000000f9078\n  Faulting instruction address: 0xc0000000018ff958\n  Oops: Kernel access of bad area, sig: 11 [#1]\n  ...\n  NIP:  c0000000018ff958 LR: c0000000018ff930 CTR: c0000000009c0790\n  REGS: c00000005f2e7790 TRAP: 0300   Tainted: G              K      (6.14.0+)\n  MSR:  8000000000009033 <SF,EE,ME,IR,DR,RI,LE>  CR: 2822880b  XER: 20040000\n  CFAR: c0000000008addc0 DAR: c0000000000f9078 DSISR: 0a000000 IRQMASK: 1\n  GPR00: c0000000018f2584 c00000005f2e7a30 c00000000280a900 c000000017ffa488\n  GPR04: 0000000000000008 0000000000000000 c0000000018f24fc 000000000000000d\n  GPR08: fffffffffffe0000 000000000000000d 0000000000000000 0000000000008000\n  GPR12: c0000000009c0790 c000000017ffa480 c00000005f2e7c78 c0000000000f9070\n  GPR16: c00000005f2e7c90 0000000000000000 0000000000000000 0000000000000000\n  GPR20: 0000000000000000 c00000005f3efa80 c00000005f2e7c60 c00000005f2e7c88\n  GPR24: c00000005f2e7c60 0000000000000001 c0000000000f9078 0000000000000000\n  GPR28: 00007fff97960000 c000000017ffa480 0000000000000000 c0000000000f9078\n  ...\n  Call Trace:\n    check_heap_object+0x34/0x390 (unreliable)\n  __mutex_unlock_slowpath.isra.0+0xe4/0x230\n  seq_read_iter+0x430/0xa90\n  proc_reg_read_iter+0xa4/0x200\n  vfs_read+0x41c/0x510\n  ksys_read+0xa4/0x190\n  system_call_exception+0x1d0/0x440\n  system_call_vectored_common+0x15c/0x2ec\n\nFix it by restoring r15 always.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "eec37961a56aa4f3fe1c33ffd48eec7d1bb0c009",
              "status": "affected",
              "versionType": "git",
              "lessThan": "a9212bf5ca640232254b31330e86272fe4073bc9"
            },
            {
              "version": "eec37961a56aa4f3fe1c33ffd48eec7d1bb0c009",
              "status": "affected",
              "versionType": "git",
              "lessThan": "cb5b691f8273432297611863ac142e17119279e0"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.13",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.13"
            },
            {
              "version": "6.15.4",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.15.*"
            },
            {
              "version": "6.16",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}