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CVE-2026-43173 net: ethernet: xscale: Check for PTP support properly

🗓️ 06 May 2026 11:27:48Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 50 Views

Fixed unconditional ixp46x_ptp_find call; check PTP support and return -EOPNOTSUPP on failure.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
astralinux
AstraLinux
Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15
15 Oct 202615:53
–astralinux
bdu_fstec
BDU FSTEC
Linux ixp4xx_eth Driver Buffer Overflow DoS
17 Aug 202600:00
–bdu_fstec
circl
Circl
CVE-2026-43173
2 Jul 202606:15
–circl
cnnvd
CNNVD
Linux Kernel Security Vulnerabilities
6 May 202600:00
–cnnvd
cve
CVE
CVE-2026-43173
6 May 202611:27
–cve
debiancve
Debian CVE
CVE-2026-43173
6 May 202611:27
–debiancve
nessus
Tenable Nessus
EulerOS 2.0 SP15 : kernel (EulerOS-SA-2026-2889)
6 Aug 202600:00
–nessus
nessus
Tenable Nessus
EulerOS 2.0 SP15 : kernel (EulerOS-SA-2026-2930)
6 Aug 202600:00
–nessus
nessus
Tenable Nessus
Photon OS 5.0: Linux PHSA-2026-5.0-0837
16 Jun 202600:00
–nessus
nessus
Tenable Nessus
Photon OS 5.0: Linux PHSA-2026-5.0-0842
9 May 202600:00
–nessus
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/ethernet/xscale/ixp4xx_eth.c",
      "drivers/net/ethernet/xscale/ptp_ixp46x.c"
    ],
    "versions": [
      {
        "version": "9055a2f591629b952910503e72ddae1371c44bf1",
        "lessThan": "322437972f0a712767f6920ad34aba25f2e9b942",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9055a2f591629b952910503e72ddae1371c44bf1",
        "lessThan": "21d1e80d0d6e7d0c3cd8b1e001ed1fa92fb9f3f5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9055a2f591629b952910503e72ddae1371c44bf1",
        "lessThan": "2d74412dfd3621552a394d55cc3dd26a7cbf608e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9055a2f591629b952910503e72ddae1371c44bf1",
        "lessThan": "cbecebd35909f6cd0f6fb773f0fb73da99e02f8c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9055a2f591629b952910503e72ddae1371c44bf1",
        "lessThan": "594163ea88a03bdb412063af50fc7177ef3cbeae",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/ethernet/xscale/ixp4xx_eth.c",
      "drivers/net/ethernet/xscale/ptp_ixp46x.c"
    ],
    "versions": [
      {
        "version": "5.15",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.15",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.128",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.75",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.16",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.6",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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