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RedHat Linux
RedHat Linux
•added 2026/07/06 4:59 a.m.•29 views

kernel: mptcp: fix slab-use-after-free in __inet_lookup_established

A flaw was found in the Linux kernel's Multipath TCP MPTCP implementation. Due to incorrect memory allocation for IPv6 subflow child sockets, a use-after-free vulnerability exists. A remote attacker could exploit this by triggering concurrent lookups in the kernel's hash table, potentially leadin...

9.8CVSS6.8AI score0.00471EPSS
SaveExploits0References5
RedHat Linux
RedHat Linux
•added 2026/07/01 9:48 a.m.•50 views

kernel: mptcp: fix slab-use-after-free in __inet_lookup_established

A flaw was found in the Linux kernel's Multipath TCP MPTCP implementation. Due to incorrect memory allocation for IPv6 subflow child sockets, a use-after-free vulnerability exists. A remote attacker could exploit this by triggering concurrent lookups in the kernel's hash table, potentially leadin...

9.8CVSS6.8AI score0.00471EPSS
SaveExploits0References5
RedHat Linux
RedHat Linux
•added 2026/07/01 9:00 a.m.•27 views

kernel: mptcp: fix slab-use-after-free in __inet_lookup_established

A flaw was found in the Linux kernel's Multipath TCP MPTCP implementation. Due to incorrect memory allocation for IPv6 subflow child sockets, a use-after-free vulnerability exists. A remote attacker could exploit this by triggering concurrent lookups in the kernel's hash table, potentially leadin...

9.8CVSS6.8AI score0.00471EPSS
SaveExploits0References5
RedHat Linux
RedHat Linux
•added 2026/07/01 12:20 a.m.•33 views

kernel: mptcp: fix slab-use-after-free in __inet_lookup_established

A flaw was found in the Linux kernel's Multipath TCP MPTCP implementation. Due to incorrect memory allocation for IPv6 subflow child sockets, a use-after-free vulnerability exists. A remote attacker could exploit this by triggering concurrent lookups in the kernel's hash table, potentially leadin...

9.8CVSS6.8AI score0.00471EPSS
SaveExploits0References5
RedHat Linux
RedHat Linux
•added 2026/06/29 7:50 p.m.•17 views

kernel: mptcp: fix slab-use-after-free in __inet_lookup_established

A flaw was found in the Linux kernel's Multipath TCP MPTCP implementation. Due to incorrect memory allocation for IPv6 subflow child sockets, a use-after-free vulnerability exists. A remote attacker could exploit this by triggering concurrent lookups in the kernel's hash table, potentially leadin...

9.8CVSS6.8AI score0.00471EPSS
SaveExploits0References5
Tenable Nessus
Tenable Nessus
•added 2026/06/28 12:00 a.m.•35 views

Linux Distros Unpatched Vulnerability : CVE-2026-53183

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mptcp: allow subflow rcv wnd to shrink In MPTCP connection, the window field in the TCP header refers to the MPTCP-level rcvnxt and it's right edge should not...

7.5CVSS6AI score0.0049EPSS
SaveExploits0References3
Microsoft CVE
Microsoft CVE
•added 2026/06/27 8:15 a.m.•25 views

mptcp: allow subflow rcv wnd to shrink

...

7.5CVSS5.9AI score0.0049EPSS
SaveExploits0
SUSE CVE
SUSE CVE
•added 2026/06/26 2:10 a.m.•24 views

SUSE CVE-2026-53183

In the Linux kernel, the following vulnerability has been resolved: mptcp: allow subflow rcv wnd to shrink In MPTCP connection, the window field in the TCP header refers to the MPTCP-level rcvnxt and it's right edge should not move backward. Such constraint is enforced at DSS option generation...

5.5CVSS5.8AI score0.0049EPSS
SaveExploits0References17
osv_azl
osv_azl
•added 2026/06/25 9:16 a.m.•19 views

AZL-90404 CVE-2026-53183 affecting package kernel for versions less than 6.6.143.1-1

In the Linux kernel, the following vulnerability has been resolved: mptcp: allow subflow rcv wnd to shrink In MPTCP connection, the window field in the TCP header refers to the MPTCP-level rcvnxt and it's right edge should not move backward. Such constraint is enforced at DSS option generation...

7.5CVSS5.8AI score0.0049EPSS
SaveExploits0References1
NVD
NVD
•added 2026/06/25 9:16 a.m.•19 views

CVE-2026-53183

In the Linux kernel, the following vulnerability has been resolved: mptcp: allow subflow rcv wnd to shrink In MPTCP connection, the window field in the TCP header refers to the MPTCP-level rcvnxt and it's right edge should not move backward. Such constraint is enforced at DSS option generation...

7.5CVSS0.0049EPSS
SaveExploits0References7
osv_ubuntu
osv_ubuntu
•added 2026/06/25 9:16 a.m.•22 views

UBUNTU-CVE-2026-53183

In the Linux kernel, the following vulnerability has been resolved: mptcp: allow subflow rcv wnd to shrink In MPTCP connection, the window field in the TCP header refers to the MPTCP-level rcvnxt and it's right edge should not move backward. Such constraint is enforced at DSS option generation...

8.7CVSS6.1AI score0.0049EPSS
SaveExploits0References27
UbuntuCve
UbuntuCve
•added 2026/06/25 9:16 a.m.•26 views

CVE-2026-53183

In the Linux kernel, the following vulnerability has been resolved: mptcp: allow subflow rcv wnd to shrink In MPTCP connection, the window field in the TCP header refers to the MPTCP-level rcvnxt and it's right edge should not move backward. Such constraint is enforced at DSS option generation...

7.5CVSS5.8AI score0.0049EPSS
SaveExploits0References26
Vulnrichment
Vulnrichment
•added 2026/06/25 8:38 a.m.•2 views

CVE-2026-53183 mptcp: allow subflow rcv wnd to shrink

In the Linux kernel, the following vulnerability has been resolved: mptcp: allow subflow rcv wnd to shrink In MPTCP connection, the window field in the TCP header refers to the MPTCP-level rcvnxt and it's right edge should not move backward. Such constraint is enforced at DSS option generation...

7.5CVSS5.8AI score0.0049EPSS
SaveExploits0References6
EUVD
EUVD
•added 2026/06/25 8:38 a.m.•24 views

EUVD-2026-39274

In the Linux kernel, the following vulnerability has been resolved: mptcp: allow subflow rcv wnd to shrink In MPTCP connection, the window field in the TCP header refers to the MPTCP-level rcvnxt and it's right edge should not move backward. Such constraint is enforced at DSS option generation...

5.8AI score0.0049EPSS
SaveExploits0References6
CVE
CVE
•added 2026/06/25 8:38 a.m.•84 views

CVE-2026-53183

CVE-2026-53183 affects the Linux kernel MPTCP implementation. The issue allows the TCP subflow receive window to shrink independently of the netns, which can inflate the MPTCP receive window and cause incoming data to exceed the receiver’s rcvbuf, potentially leading to DoS or a system becoming u...

7.5CVSS5.8AI score0.0049EPSS
SaveExploits0References7Affected Software1
Cvelist
Cvelist
•added 2026/06/25 8:38 a.m.•58 views

CVE-2026-53183 mptcp: allow subflow rcv wnd to shrink

In the Linux kernel, the following vulnerability has been resolved: mptcp: allow subflow rcv wnd to shrink In MPTCP connection, the window field in the TCP header refers to the MPTCP-level rcvnxt and it's right edge should not move backward. Such constraint is enforced at DSS option generation...

7.5CVSS0.0049EPSS
SaveExploits0References6
Debian CVE
Debian CVE
•added 2026/06/25 8:38 a.m.•26 views

CVE-2026-53183

In the Linux kernel, the following vulnerability has been resolved: mptcp: allow subflow rcv wnd to shrink In MPTCP connection, the window field in the TCP header refers to the MPTCP-level rcvnxt and it's right edge should not move backward. Such constraint is enforced at DSS option generation...

7.5CVSS6.1AI score0.0049EPSS
SaveExploits0
osv_cve
osv_cve
•added 2026/06/25 8:38 a.m.•25 views

CVE-2026-53183 mptcp: allow subflow rcv wnd to shrink

In the Linux kernel, the following vulnerability has been resolved: mptcp: allow subflow rcv wnd to shrink In MPTCP connection, the window field in the TCP header refers to the MPTCP-level rcvnxt and it's right edge should not move backward. Such constraint is enforced at DSS option generation...

7.5CVSS5.8AI score
SaveExploits0References10
Rapid7 Vulnerability Database (full)
Rapid7 Vulnerability Database (full)
•added 2026/06/25 12:00 a.m.•2 views

CVE-2026-53183: Uncontrolled Resource Consumption

In the Linux kernel, the following vulnerability has been resolved: mptcp: allow subflow rcv wnd to shrink In MPTCP connection, the window field in the TCP header refers to the MPTCP-level rcvnxt and it's right edge should not move backward. Such constraint is enforced at DSS option generation...

7.5CVSS5.8AI score0.0049EPSS
SaveExploits0References8
RedHat Linux
RedHat Linux
•added 2026/06/22 10:59 a.m.•15 views

kernel: mptcp: fix slab-use-after-free in __inet_lookup_established

A flaw was found in the Linux kernel's Multipath TCP MPTCP implementation. Due to incorrect memory allocation for IPv6 subflow child sockets, a use-after-free vulnerability exists. A remote attacker could exploit this by triggering concurrent lookups in the kernel's hash table, potentially leadin...

9.8CVSS6.8AI score0.00471EPSS
SaveExploits0References5
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