CVE-2026-23398

CVE-2026-23398 — Linux kernel icmp_tag_validation NULL pointer dereference has concrete details in the provided documents. The vulnerability occurs when icmp_tag_validation() dereferences inet_protos[proto] without a NULL check for an unregistered protocol number in an ICMP Fragmentation Needed p...

Azure Linux 3.0 Security Update: hyperv-daemons (CVE-2024-35857)

The version of hyperv-daemons 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-2024-35857 advisory. - In the Linux kernel, the following vulnerability has been resolved: icmp: prevent possible NULL...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001372)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001372 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...

UBUNTU-CVE-2024-35857

In the Linux kernel, the following vulnerability has been resolved: icmp: prevent possible NULL dereferences from icmpbuildprobe First problem is a double call to indevgetrcu, because the second one could return NULL. if indevgetrcudev && indevgetrcudev-ifalist Second problem is a read from...

SUSE CVE-2020-25705

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 source port UDP randomization. Software that relies on UDP source port randomization are indirectly affected as well on the Linux Bas...

UBUNTU-CVE-2020-25705

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 source port UDP randomization. Software that relies on UDP source port randomization are indirectly affected as well on the Linux Bas...