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CVE-2026-45903 bpf: Fix memory access flags in helper prototypes

🗓️ 27 May 2026 12:17:11Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 38 Views

Fix bpf verifier flags in helper prototypes; bpf_get_stack_proto_raw_tp uses uninit write.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Tenable Nessus
Amazon Linux 2023 : bpftool6.18, kernel6.18, kernel6.18-devel (ALAS2023-2026-1514)
30 Mar 202600:00
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-45903
29 May 202600:00
nessus
Amazon
Important: kernel6.18
27 Mar 202600:00
amazon
CNNVD
Linux kernel 安全漏洞
27 May 202600:00
cnnvd
CVE
CVE-2026-45903
27 May 202612:17
cve
Debian CVE
CVE-2026-45903
27 May 202612:17
debiancve
EUVD
EUVD-2026-32369
27 May 202615:33
euvd
NVD
CVE-2026-45903
27 May 202614:17
nvd
OSV
BELL-CVE-2026-45903 CVE-2026-45903 does not affect BellSoft software
29 May 202606:09
osv
OSV
DEBIAN-CVE-2026-45903
27 May 202614:17
osv
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/bpf/helpers.c",
      "kernel/bpf/syscall.c",
      "kernel/trace/bpf_trace.c",
      "net/core/filter.c"
    ],
    "versions": [
      {
        "version": "37cce22dbd51a3ef7f6c08c3fb5f1c5075a17fbb",
        "lessThan": "fdfe75161f6e8c41a7d3023fbb815b537107b806",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "37cce22dbd51a3ef7f6c08c3fb5f1c5075a17fbb",
        "lessThan": "aa319592892068bd960c1a1c07bd621085b0c63d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "37cce22dbd51a3ef7f6c08c3fb5f1c5075a17fbb",
        "lessThan": "802eef5afb1865bc5536a5302c068ba2215a1f72",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/bpf/helpers.c",
      "kernel/bpf/syscall.c",
      "kernel/trace/bpf_trace.c",
      "net/core/filter.c"
    ],
    "versions": [
      {
        "version": "6.14",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.14",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.14",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.4",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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