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CVE-2023-53570 wifi: nl80211: fix integer overflow in nl80211_parse_mbssid_elems()

🗓️ 04 Oct 2025 15:17:11Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 34 Views

Fixes overflow in nl80211_parse_mbssid_elems by capping MBSSID elements to 255 to stop heap overflow.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
astralinux
AstraLinux
Astra Linux – Vulnerability in Linux 6.1
24 Aug 202610:19
–astralinux
bdu_fstec
BDU FSTEC
Linux Wireless DoS
1 Apr 202600:00
–bdu_fstec
bdu_fstec
BDU FSTEC
Linux Wireless DoS
1 Apr 202600:00
–bdu_fstec
bdu_fstec
BDU FSTEC
Linux Wireless DoS
1 Apr 202600:00
–bdu_fstec
cnnvd
CNNVD
Linux kernel 安全漏洞
4 Oct 202500:00
–cnnvd
cve
CVE
CVE-2023-53570
4 Oct 202515:17
–cve
debiancve
Debian CVE
CVE-2023-53570
4 Oct 202515:17
–debiancve
nvd
NVD
CVE-2023-53570
4 Oct 202516:15
–nvd
openvas
OpenVAS
openSUSE Security Advisory (SUSE-SU-2025:4128-1)
20 Nov 202500:00
–openvas
openvas
OpenVAS
openSUSE Security Advisory (SUSE-SU-2025:4140-1)
20 Nov 202500:00
–openvas
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/wireless/nl80211.c"
    ],
    "versions": [
      {
        "version": "dc1e3cb8da8b414b37208b2fb6755fef8122504b",
        "lessThan": "e642eb67b8c10dcce758d549cc81564116e0fa49",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "dc1e3cb8da8b414b37208b2fb6755fef8122504b",
        "lessThan": "7d09f9f255a5f78578deba5454923072bb53b16c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "dc1e3cb8da8b414b37208b2fb6755fef8122504b",
        "lessThan": "6311071a056272e1e761de8d0305e87cc566f734",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/wireless/nl80211.c"
    ],
    "versions": [
      {
        "version": "5.16",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.16",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.46",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.4.11",
        "lessThanOrEqual": "6.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.5",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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