Riskcovery

CVE-2026-46231

batman-adv: bla: put backbone reference on failed claim hash insert

State
Published
Severity
Not scored
Published
May 28, 2026
Updated
Jun 14, 2026
Reserved
May 13, 2026

Read the record on cve.org

Description

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

batman-adv: bla: put backbone reference on failed claim hash insert

When batadv_bla_add_claim() fails to insert a new claim into the hash, it leaked a reference to the backbone_gw for which the claim was intended. Call batadv_backbone_gw_put() on the error path to release the reference and avoid leaking the backbone_gw object.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • 3db0decf1185357d6ab2256d0dede1ca9efda03d to before 6c8b68a7ed667a63aa603ba4d3a7088be143007eAffected
  • 3db0decf1185357d6ab2256d0dede1ca9efda03d to before 769f413d374ff2b6ff6d8d8c37b4c1178e6cdf14Affected
  • 3db0decf1185357d6ab2256d0dede1ca9efda03d to before 2888c9a154123db0254ae4fb9bea570c7e1f2e06Affected
  • 3db0decf1185357d6ab2256d0dede1ca9efda03d to before 65419eb4259a26a3cd3f56fa0e3b3c113bf8c256Affected
  • 3db0decf1185357d6ab2256d0dede1ca9efda03d to before fd0ca034c1e71ca7613cde9dd892836b2c2831bdAffected
  • 3db0decf1185357d6ab2256d0dede1ca9efda03d to before 0baf4b659cdc7305cf685b5a5d60f9e3816ab5d0Affected
  • 3db0decf1185357d6ab2256d0dede1ca9efda03d to before 7cccf4eb4f96d3c3af91a00b7a9caa652439542eAffected
  • 3db0decf1185357d6ab2256d0dede1ca9efda03d to before ba9d20ee9076dac32c371116bacbe72480eb356cAffected
  • 3fdd337ac0b277a1f40aa73b35283520f426e517Affected
  • 485eedfabc2aefac8f09f98a82ba1c1e3e202a6dAffected
  • 3.16.39 to before 3.17Affected
  • 4.4.217 to before 4.5Affected
LinuxLinux
  • 4.7Affected
  • before 4.7Not affected
  • 5.10.258 through 5.10.*Not affected
  • 5.15.209 through 5.15.*Not affected
  • 6.1.175 through 6.1.*Not affected
  • 6.6.140 through 6.6.*Not affected
  • 6.12.90 through 6.12.*Not affected
  • 6.18.32 through 6.18.*Not affected
  • 7.0.9 through 7.0.*Not affected
  • 7.1 and laterNot affected

References

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