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CVE-2026-64139 ksmbd: fix SID memory leak in set_posix_acl_entries_dacl() on overflow

🗓️ 19 Jul 2026 15:40:32Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 51 Views

ksmbd fixes smb_sid memory leak on DACL overflow in set_posix_acl_entries_dacl by freeing sid before break.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-64139
19 Jul 202615:40
–attackerkb
astralinux
AstraLinux
Astra Linux – Vulnerability in Linux 6.12
8 May 202609:09
–astralinux
circl
Circl
CVE-2026-64139
1 Oct 202618:00
–circl
cve
CVE
CVE-2026-64139
19 Jul 202615:40
–cve
debian
Debian
[SECURITY] [DLA 4777-1] linux security update
8 Sep 202616:49
–debian
debiancve
Debian CVE
CVE-2026-64139
19 Jul 202615:40
–debiancve
nessus
Tenable Nessus
Debian dla-4777 : ata-modules-6.1.0-52-armmp-di - security update
8 Sep 202600:00
–nessus
nessus
Tenable Nessus
Photon OS 5.0: Linux PHSA-2026-5.0-0864
5 Jun 202600:00
–nessus
nessus
Tenable Nessus
Photon OS 5.0: Linux PHSA-2026-5.0-92-0864
10 Aug 202600:00
–nessus
nessus
Tenable Nessus
Ubuntu 24.04 LTS / 26.04 LTS : Linux kernel (NVIDIA) vulnerabilities (USN-8663-1)
26 Aug 202600:00
–nessus
Rows per page
[
  {
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    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/server/smbacl.c"
    ],
    "versions": [
      {
        "version": "41e53a773db6342ac9a689ee5ba635c31744c9f0",
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  },
  {
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    "programFiles": [
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    ],
    "versions": [
      {
        "version": "6.1.175",
        "lessThan": "6.1.184",
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      },
      {
        "version": "6.6.136",
        "lessThan": "6.6.142",
        "status": "affected",
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      },
      {
        "version": "6.12.84",
        "lessThan": "6.12.92",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.18.25",
        "lessThan": "6.18.34",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "7.0.2",
        "lessThan": "7.0.11",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  }
]

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