CVE-2026-90067

In the Linux kernel, the following vulnerability has been resolved: libceph: validate banner payload length When parsing the Ceph messenger v2 protocol banner, the payloadlen field is decoded from the banner prefix. If a client sends a banner with a payloadlen of 0, the kernel sets up a 0-length...

CVE-2026-90067

CVE-2026-90067 is a Linux kernel vulnerability in the Ceph messenger v2 protocol implementation (net/ceph/messenger_v2.c). When parsing the msgr2 protocol banner, a client sending a payload_len of 0 causes the kernel to set up a 0-length socket read , violating a state-machine invariant and trigg...

PT-2026-94415

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the libceph component when parsing the Ceph messenger v2 protocol banner. The payload len field is decoded from the banner prefix; if a client provides a payload len o...

kernel: buffer overflow in ceph file net/ceph/messenger_v2.c

An flaw was found in net/ceph/messengerv2.c in the Linux Kernel. An integer signing error leads to a buffer overflow and remote code execution via HELLO or one of the AUTH frames. This issue occurs due to an untrusted length taken from a TCP packet in cephdecode32...

PT-2023-5669

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.4.5 Description An issue was discovered in the Linux kernel, specifically in net/ceph/messenger v2.c, where an integer signedness error leads to a buffer overflow and remote code execution via HELLO or one of t...