VulnCheck KEV: CVE-2009-2698

The udpsendmsg function in the UDP implementation in 1 net/ipv4/udp.c and 2 net/ipv6/udp.c in the Linux kernel before 2.6.19 allows local users to gain privileges or cause a denial of service NULL pointer dereference and system crash via vectors involving the MSGMORE flag and a UDP socket...

kernel: xsk: check IFF_UP earlier in Tx path

In the Linux kernel, the following vulnerability has been resolved: xsk: check IFFUP earlier in Tx path Xsk Tx can be triggered via either sendmsg or poll syscalls. These two paths share a call to common function xskxmit which has two sanity checks within. A pseudo code example to show the two...

Unbreakable Enterprise kernel security update

5.4.17-2136.351.3.3 - crypto: afalg - Fix incorrect boolean values in afalgctx Eric Biggers Orabug: 38884602 CVE-2025-40022...

Azure Linux 3.0 Security Update: kernel (CVE-2025-38185)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-38185 advisory. - In the Linux kernel, the following vulnerability has been resolved: atm: atmtcp: Free invalid length skb in...

Azure Linux 3.0 Security Update: kernel (CVE-2025-23142)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-23142 advisory. - In the Linux kernel, the following vulnerability has been resolved: sctp: detect and prevent references to a...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001579)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001579 advisory. A flaw use-after-free in function scosocksendmsg of the Linux kernel HCI subsystem was found in the way user calls ioct UFFDIOREGISTER or other way triggers race...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001376)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001376 advisory. In the Linux kernel before 5.4.2, the iouring feature leads to requests that inadvertently have UID 0 and full capabilities, aka CID-181e448d8709. This is related to...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-004299)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004299 advisory. In the Linux Kernel before versions 4.20.8 and 4.19.21 a use-after-free error in the sctpsendmsg function net/sctp/socket.c when handling SCTPSENDALL flag can be...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000704)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000704 advisory. Race condition in the rdssendmsg function in net/rds/sendmsg.c in the Linux kernel before 4.3.3 allows local users to cause a denial of service NULL pointer...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-004072)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004072 advisory. In the Linux Kernel before versions 4.20.8 and 4.19.21 a use-after-free error in the sctpsendmsg function net/sctp/socket.c when handling SCTPSENDALL flag can be...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002038)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002038 advisory. Race condition in the rdssendmsg function in net/rds/sendmsg.c in the Linux kernel before 4.3.3 allows local users to cause a denial of service NULL pointer...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002209)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002209 advisory. Race condition in the rdssendmsg function in net/rds/sendmsg.c in the Linux kernel before 4.3.3 allows local users to cause a denial of service NULL pointer...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003180)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003180 advisory. Race condition in the netlinkdump function in net/netlink/afnetlink.c in the Linux kernel before 4.6.3 allows local users to cause a denial of service double free or...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002968)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002968 advisory. The IPv6 stack in the Linux kernel before 4.3.3 mishandles options data, which allows local users to gain privileges or cause a denial of service use-after-free and...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-003464)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003464 advisory. Race condition in the netlinkdump function in net/netlink/afnetlink.c in the Linux kernel before 4.6.3 allows local users to cause a denial of service double free or...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003097)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003097 advisory. The IPv6 stack in the Linux kernel before 4.3.3 mishandles options data, which allows local users to gain privileges or cause a denial of service use-after-free and...

kernel: Linux kernel: SCTP use-after-free due to race condition in sendmsg

A flaw was found in the Linux kernel's SCTP implementation. This vulnerability allows a use-after-free read via a race condition during SCTP message sending...

UBUNTU-CVE-2025-68787

In the Linux kernel, the following vulnerability has been resolved: netrom: Fix memory leak in nrsendmsg syzbot reported a memory leak 1. When function sockallocsendskb return NULL in nroutput, the original skb is not freed, which was allocated in nrsendmsg. Fix this by freeing it before return. ...

CVE-2025-68787

In the Linux kernel, the following vulnerability has been resolved: netrom: Fix memory leak in nrsendmsg syzbot reported a memory leak 1. When function sockallocsendskb return NULL in nroutput, the original skb is not freed, which was allocated in nrsendmsg. Fix this by freeing it before return. ...

kernel: Linux kernel: SCTP use-after-free due to race condition in sendmsg

A flaw was found in the Linux kernel's SCTP implementation. This vulnerability allows a use-after-free read via a race condition during SCTP message sending...