THREATOPS

THREAT OPS › Threat News › [NVD] CVE-2025-21855 (HIGH 8.6) — In the Linux kernel, the following vulnerability has been resolved: ibmvnic: Don't reference skb after sending to VIOS Previously, after successfully flushing the xmit buffer to VIOS, the tx_bytes stat was incremented by the length of the skb. It is invalid to access the skb m

[NVD] CVE-2025-21855 (HIGH 8.6) — In the Linux kernel, the following vulnerability has been resolved: ibmvnic: Don't reference skb after sending to VIOS Previously, after successfully flushing the xmit buffer to VIOS, the tx_bytes stat was incremented by the length of the skb. It is invalid to access the skb m

lownvdPublished 2025-03-12

CVE-2025-21855 CVSS: 8.6 HIGH Published: 2025-03-12T10:15:18.320

In the Linux kernel, the following vulnerability has been resolved:

ibmvnic: Don't reference skb after sending to VIOS

Previously, after successfully flushing the xmit buffer to VIOS, the tx_bytes stat was incremented by the length of the skb.

It is invalid to access the skb memory after sending the buffer to the VIOS because, at

Indicators of compromise

CVE-2025-21855cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2025-21855