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CVE-2025-38339 powerpc/bpf: fix JIT code size calculation of bpf trampoline

🗓️ 10 Jul 2025 08:15:09Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 5 Views

Fixed JIT code size calculation for BPF trampoline in Linux kernel to prevent overflow errors.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/powerpc/net/bpf_jit.h",
      "arch/powerpc/net/bpf_jit_comp.c",
      "arch/powerpc/net/bpf_jit_comp32.c",
      "arch/powerpc/net/bpf_jit_comp64.c"
    ],
    "versions": [
      {
        "version": "d243b62b7bd3d5314382d3b54e4992226245e936",
        "lessThan": "7833deb95e05bec146414b3a2feb24f025ca27c0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d243b62b7bd3d5314382d3b54e4992226245e936",
        "lessThan": "59ba025948be2a92e8bc9ae1cbdaf197660bd508",
        "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/powerpc/net/bpf_jit.h",
      "arch/powerpc/net/bpf_jit_comp.c",
      "arch/powerpc/net/bpf_jit_comp32.c",
      "arch/powerpc/net/bpf_jit_comp64.c"
    ],
    "versions": [
      {
        "version": "6.13",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.13",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.15.4",
        "lessThanOrEqual": "6.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.16",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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