745 matches found
Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001258)
The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001258 advisory. The ipcmsgrecvchecksum function in net/ipv4/ipsockglue.c in the Linux kernel before 4.10.1 has incorrect expectations about skb data layout, which allows local users...
Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003981)
The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003981 advisory. A flaw in ICMP packets in the Linux kernel may allow an attacker to quickly scan open UDP ports. This flaw allows an off-path remote attacker to effectively bypass...
Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001996)
The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001996 advisory. udp.c in the Linux kernel before 4.5 allows remote attackers to execute arbitrary code via UDP traffic that triggers an unsafe second checksum calculation during...
Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-003232)
The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003232 advisory. The NFSv4 server in the Linux kernel before 4.11.3 does not properly validate the layout type when processing the NFSv4 pNFS GETDEVICEINFO or LAYOUTGET operand in a...
Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002324)
The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002324 advisory. The ip6appenddatamtu function in net/ipv6/ip6output.c in the IPv6 implementation in the Linux kernel through 3.10.3 does not properly maintain information about...
Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002079)
The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002079 advisory. The 1 udprecvmsg and 2 udpv6recvmsg functions in the Linux kernel before 4.0.6 provide inappropriate -EAGAIN return values, which allows remote attackers to cause a...
Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001880)
The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001880 advisory. The Linux kernel before 3.12, when UDP Fragmentation Offload UFO is enabled, does not properly initialize certain data structures, which allows local users to cause ...
PT-2026-27696
Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s UDP handling. Specifically, when a UDP socket is bound to a wildcard address with a non-zero port, connected to an address, and then disconnected, the...
PT-2026-27667
Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A data race occurs in the network subsystem when skmsg or other layers modify the sk data ready and sk write space pointers while other CPUs read them concurrently. Recommendations At th...
EUVD-2023-60351
In the Linux kernel, the following vulnerability has been resolved: net: prevent skb corruption on frag list segmentation Ian reported several skb corruptions triggered by rx-gro-list, collecting different oops alike: 62.624003 BUG: kernel NULL pointer dereference, address: 00000000000000c0...
CVE-2023-54004 udplite: Fix NULL pointer dereference in __sk_mem_raise_allocated().
In the Linux kernel, the following vulnerability has been resolved: udplite: Fix NULL pointer dereference in skmemraiseallocated. syzbot reported 0 a null-ptr-deref in skgetrmem0 while using IPPROTOUDPLITE 0x88: 14:25:52 executing program 1: r0 = socket$inet60xa, 0x80002, 0x88 We had a similar...
EUVD-2025-204396
Improper Bounds Check CWE-787 in Packetbeat can allow a remote unauthenticated attacker to exploit a Buffer Overflow CAPEC-100 and reliably crash the application or cause significant resource exhaustion via a single crafted UDP packet with an invalid fragment sequence number...
CVE-2025-68381
Improper Bounds Check CWE-787 in Packetbeat can allow a remote unauthenticated attacker to exploit a Buffer Overflow CAPEC-100 and reliably crash the application or cause significant resource exhaustion via a single crafted UDP packet with an invalid fragment sequence number...
CVE-2025-68381
Packetbeat (Elastic Beats) Vulnerability CVE-2025-68381 stems from an improper bounds check (CWE-787) in processing UDP fragments, enabling a remote, unauthenticated attacker to trigger a buffer overflow and cause a crash or significant resource exhaustion with a crafted UDP packet containing an ...
CVE-2023-53809
In the Linux kernel, the following vulnerability has been resolved: l2tp: Avoid possible recursive deadlock in l2tptunnelregister When a file descriptor of pppol2tp socket is passed as file descriptor of UDP socket, a recursive deadlock occurs in l2tptunnelregister. This situation is reproduced b...
CVE-2023-53839
In the Linux kernel, the following vulnerability has been resolved: dccp: fix data-race around dp-dccpsmsscache dccpsendmsg reads dp-dccpsmsscache before locking the socket. Same thing in dodccpgetsockopt. Add READONCE/WRITEONCE annotations, and change dccpsendmsg to check again dccpsmsscache aft...
UBUNTU-CVE-2023-53825
In the Linux kernel, the following vulnerability has been resolved: kcm: Fix error handling for SOCKDGRAM in kcmsendmsg. syzkaller found a memory leak in kcmsendmsg, and commit c821a88bd720 "kcm: Fix memory leak in error path of kcmsendmsg" suppressed it by updating kcmtxmsghead-lastskb if partia...
CVE-2023-53825
In the Linux kernel, the following vulnerability has been resolved: kcm: Fix error handling for SOCKDGRAM in kcmsendmsg. syzkaller found a memory leak in kcmsendmsg, and commit c821a88bd720 "kcm: Fix memory leak in error path of kcmsendmsg" suppressed it by updating kcmtxmsghead-lastskb if partia...
MuddyWater Deploys UDPGangster Backdoor in Targeted Turkey-Israel-Azerbaijan Campaign
The Iranian hacking group known as MuddyWater has been observed leveraging a new backdoor dubbed UDPGangster that uses the User Datagram Protocol UDP for command-and-control C2 purposes. The cyber espionage activity targeted users in Turkey, Israel, and Azerbaijan, according to a report from...
