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net: psample: fix info leak in PSAMPLE_ATTR_DATA

Type: advisorySource: OSV1 source record

In the Linux kernel, the following vulnerability has been resolved: net: psample: fix info leak in PSAMPLE_ATTR_DATA psample open codes nla_put() 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 is padded to 4B and data_len may not be divisible by 4B.

Announced Source revision 1
Original source ↗

CVE-2026-64553

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: osv:CVE-2026-64553

Kernel

Source reference: /affected/1/package/name

Affected versions
Not stated in this record
Fixed versions
5.10.261

Source reference: /affected/1/ranges

5.15.212

Source reference: /affected/1/ranges

6.1.178

Source reference: /affected/1/ranges

6.6.145

Source reference: /affected/1/ranges

6.12.97

Source reference: /affected/1/ranges

6.18.40

Source reference: /affected/1/ranges

7.1.5

Source reference: /affected/1/ranges

Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "ranges": [
      {
        "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
        "type": "GIT",
        "events": [
          {
            "introduced": "6ae0a6286171154661b74f7f550f9441c6008424"
          },
          {
            "fixed": "0d3ea2ccddda442077fc44f11d873209c97ec50b"
          },
          {
            "fixed": "7fe7e6949964aa8ee6305f09db2dc9eede977bb3"
          },
          {
            "fixed": "e2fa322782a2d7d8078f7bb20817e0aa9f7c32e9"
          },
          {
            "fixed": "befe1ebe7fc2c65c80074bc34ceeb0a721ed3cd2"
          },
          {
            "fixed": "48930f6c59fd0056c2de46ce52bfe27d9c9e5eb6"
          },
          {
            "fixed": "a6cfb924ad74efce254e99c197d2e3863de70868"
          },
          {
            "fixed": "794a0d8bdbb39e083ed42caccb86d687a9b53570"
          },
          {
            "fixed": "aedd02af1f8b0bceb7f42f5a21c41634ca9ed390"
          }
        ]
      }
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-64553.json"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "4.11.0"
          },
          {
            "fixed": "5.10.261"
          }
        ]
      },
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "5.11.0"
          },
          {
            "fixed": "5.15.212"
          }
        ]
      },
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "5.16.0"
          },
          {
            "fixed": "6.1.178"
          }
        ]
      },
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "6.2.0"
          },
          {
            "fixed": "6.6.145"
          }
        ]
      },
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "6.7.0"
          },
          {
            "fixed": "6.12.97"
          }
        ]
      },
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "6.13.0"
          },
          {
            "fixed": "6.18.40"
          }
        ]
      },
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "6.19.0"
          },
          {
            "fixed": "7.1.5"
          }
        ]
      }
    ],
    "package": {
      "name": "Kernel",
      "ecosystem": "Linux"
    },
    "database_specific": {
      "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-64553.json"
    }
  }
]
Related CVEs
CVE-2026-64553

Source reference: /id

Publisher severity

No explicit severity was provided.

Event
#50753 · Revision 1
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Publisher date
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