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CVE-2026-43050 atm: lec: fix use-after-free in sock_def_readable()

🗓️ 01 May 2026 14:15:44Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 50 Views

Resolved use-after-free in sock_def_readable by converting priv->lecd to RCU with safe access.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-43050
1 May 202614:15
–attackerkb
astralinux
AstraLinux
Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1
14 Sep 202612:01
–astralinux
bdu_fstec
BDU FSTEC
Linux kernel Heap Buffer Overflow DoS
5 Jun 202600:00
–bdu_fstec
circl
Circl
CVE-2026-43050
5 May 202620:00
–circl
cloudlinux
CloudLinux
kernel: Fix of 56 CVEs
21 Sep 202603:08
–cloudlinux
cnnvd
CNNVD
Linux Kernel Security Vulnerabilities
1 May 202600:00
–cnnvd
cve
CVE
CVE-2026-43050
1 May 202614:15
–cve
debian
Debian
[SECURITY] [DLA 4561-1] linux-6.1 security update
2 May 202608:40
–debian
debian
Debian
[SECURITY] [DLA 4606-1] linux security update
29 May 202616:36
–debian
debian
Debian
[SECURITY] [DSA 6243-1] linux security update
1 May 202619:10
–debian
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/atm/lec.c",
      "net/atm/lec.h"
    ],
    "versions": [
      {
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      },
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      {
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      {
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      }
    ]
  },
  {
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    "vendor": "Linux",
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    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/atm/lec.c",
      "net/atm/lec.h"
    ],
    "versions": [
      {
        "version": "2.6.12",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.12",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.253",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.203",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.168",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
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      },
      {
        "version": "6.6.134",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.81",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.22",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
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      },
      {
        "version": "6.19.12",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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