Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mctp i3c: handling of NULL header addresses daddr can be NULL if there is no neighbour table entry present; in that case, the TX packet should be discarded. saddr is usually set by the MCTP core, but NULL values should also be...

EUVD-2025-9418

Malicious code in bioql PyPI...

Linux Distros Unpatched Vulnerability : CVE-2025-21903

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: mctp i3c: handle NULL header address daddr can be NULL if there is no neighbour table entry...

Vulnerability of the mctp_i3c_header_create() function (drivers/net/mctp/mctp-i3c.c) in the Linux kernel, allowing a hacker to cause a service failure

The vulnerability of the mctpi3cheadercreate function drivers/net/mctp/mctp-i3c.c in the Linux kernel is related to insufficient validation of input data. Exploiting this vulnerability could allow an attacker to cause a service failure...

SUSE CVE-2025-21903

In the Linux kernel, the following vulnerability has been resolved: mctp i3c: handle NULL header address daddr can be NULL if there is no neighbour table entry present, in that case the tx packet should be dropped. saddr will usually be set by MCTP core, but check for NULL in case a packet is...

DEBIAN-CVE-2025-21903

In the Linux kernel, the following vulnerability has been resolved: mctp i3c: handle NULL header address daddr can be NULL if there is no neighbour table entry present, in that case the tx packet should be dropped. saddr will usually be set by MCTP core, but check for NULL in case a packet is...

UBUNTU-CVE-2025-21903

In the Linux kernel, the following vulnerability has been resolved: mctp i3c: handle NULL header address daddr can be NULL if there is no neighbour table entry present, in that case the tx packet should be dropped. saddr will usually be set by MCTP core, but check for NULL in case a packet is...

CVE-2025-21903 mctp i3c: handle NULL header address

In the Linux kernel, the following vulnerability has been resolved: mctp i3c: handle NULL header address daddr can be NULL if there is no neighbour table entry present, in that case the tx packet should be dropped. saddr will usually be set by MCTP core, but check for NULL in case a packet is...

CVE-2025-21903

CVE-2025-21903 affects the Linux kernel’s MCTP over I3C header handling: daddr may be NULL when no neighbour table entry exists, in which case the TX packet should be dropped; saddr may also be NULL if transmitted by a different protocol. The issue is escalated as a local vector with a Medium bas...

CVE-2025-21903

In the Linux kernel, the following vulnerability has been resolved: mctp i3c: handle NULL header address daddr can be NULL if there is no neighbour table entry present, in that case the tx packet should be dropped. saddr will usually be set by MCTP core, but check for NULL in case a packet is...

PT-2025-14284

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue concerns the Linux kernel, specifically the mctp i3c component. It involves handling a NULL header address. The daddr can be NULL if there is no neighbour table entry present, ...