CVE-2026-64553

The CVE-2026-64553 entry concerns the Linux kernel net/psample, specifically PSAMPLE_ATTR_DATA. The vulnerability was an information leak caused by open coding in nla_put() that failed to clear padding for netlink attributes, with data_len not necessarily multiple of 4B. The issue affects the psa...

CVE-2026-64553 net: psample: fix info leak in PSAMPLE_ATTR_DATA

In the Linux kernel, the following vulnerability has been resolved: net: psample: fix info leak in PSAMPLEATTRDATA psample open codes nlaput presumably to avoid wiping the data with 0s just to override it with packet data. This open coding is missing clearing the pad, however, each netlink attr i...