CVE-2026-43499

🗓️ 21 May 2026 12:17:49Reported by LinuxType

cve🔗 web.nvd.nist.gov📰️ 49 Media mentions👁 1608 Views

Linux kernel fix: use waiter::task instead of current in remove_waiter to fix rtmutex issues.

Reporter	Title	Published	Views	Family All 330
GithubExploit	Exploit for Use After Free in Linux Linux_Kernel	31 Jul 202607:53	–	githubexploit
GithubExploit	Exploit for Use After Free in Linux Linux_Kernel	31 Jul 202615:33	–	githubexploit
GithubExploit	Exploit for Use After Free in Linux Linux_Kernel	14 Aug 202604:40	–	githubexploit
GithubExploit	Exploit for Use After Free in Linux Linux_Kernel	1 Aug 202622:45	–	githubexploit
GithubExploit	Exploit for Use After Free in Linux Linux_Kernel	30 Jul 202612:52	–	githubexploit
GithubExploit	ghostlock-ace6t	12 Jul 202616:05	–	githubexploit
GithubExploit	Exploit for Use After Free in Linux Linux_Kernel	18 Jul 202605:33	–	githubexploit
GithubExploit	Exploit for Use After Free in Linux Linux_Kernel	13 Aug 202611:53	–	githubexploit
GithubExploit	Root-My-Galaxy-Payloads	17 Jul 202614:12	–	githubexploit
GithubExploit	Exploit for Use After Free in Linux Linux_Kernel	27 Jul 202617:14	–	githubexploit

NVD

Vulners

CNA

Node

linux linux_kernelRange2.6.39–6.1.175

linux linux_kernelRange6.2–6.6.140

linux linux_kernelRange6.7–6.12.86

linux linux_kernelRange6.13–6.18.27

linux linux_kernelRange6.19–7.0.4

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/locking/rtmutex.c"
    ],
    "versions": [
      {
        "version": "8161239a8bcce9ad6b537c04a1fa3b5c68bae693",
        "lessThan": "f3fa3424bceb128d2be4b3745506b22844b87db7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8161239a8bcce9ad6b537c04a1fa3b5c68bae693",
        "lessThan": "838ce5cb5d93c3ab8b27e75bc6ad905a94b752fd",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8161239a8bcce9ad6b537c04a1fa3b5c68bae693",
        "lessThan": "d8cce4773c2b23d819baf5abedc62f7b430e8745",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8161239a8bcce9ad6b537c04a1fa3b5c68bae693",
        "lessThan": "8a1fc8d698ac5e5916e3082a0f74450d71f9611f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8161239a8bcce9ad6b537c04a1fa3b5c68bae693",
        "lessThan": "6d52dfcb2a5db86e346cf51f8fcf2071b8085166",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8161239a8bcce9ad6b537c04a1fa3b5c68bae693",
        "lessThan": "3fb7394a837740770f0d6b4b30567e60786a63f2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8161239a8bcce9ad6b537c04a1fa3b5c68bae693",
        "lessThan": "88614876370aac8ad1050ad785a4c095ba17ac11",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8161239a8bcce9ad6b537c04a1fa3b5c68bae693",
        "lessThan": "3bfdc63936dd4773109b7b8c280c0f3b5ae7d349",
        "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/locking/rtmutex.c"
    ],
    "versions": [
      {
        "version": "2.6.39",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.39",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.261",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.212",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.175",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.140",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.86",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.27",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.4",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/3fb7394a837740770f0d6b4b30567e60786a63f2
git	www.git.kernel.org/stable/c/3bfdc63936dd4773109b7b8c280c0f3b5ae7d349
git	www.git.kernel.org/stable/c/8a1fc8d698ac5e5916e3082a0f74450d71f9611f
git	www.git.kernel.org/stable/c/838ce5cb5d93c3ab8b27e75bc6ad905a94b752fd
git	www.git.kernel.org/stable/c/6d52dfcb2a5db86e346cf51f8fcf2071b8085166
git	www.git.kernel.org/stable/c/d8cce4773c2b23d819baf5abedc62f7b430e8745
git	www.git.kernel.org/stable/c/88614876370aac8ad1050ad785a4c095ba17ac11
git	www.git.kernel.org/stable/c/f3fa3424bceb128d2be4b3745506b22844b87db7
openwall	www.openwall.com/lists/oss-security/2026/07/08/12

05 Aug 2026 12:28Current

5.8Medium risk

Vulners AI Score5.8

CVSS 3.17.8

EPSS0.00725

CWE-416