CVE-2026-46231In 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 th…
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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.
- CVSS
- 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
linux linux_kernel linux:linux_kernel | from 3.16.39 before 3.17; from 4.4.217 before 4.5; from 4.7.1 before 5.10.258; from 5.11 before 5.15.209; from 5.16 before 6.1.175; from 6.2 before 6.6.140; from 6.7 before 6.12.90; from 6.13 before 6.18.32; and 5 more ranges | NVD |
References
- https://git.kernel.org/stable/c/0baf4b659cdc7305cf685b5a5d60f9e3816ab5d0patch
- https://git.kernel.org/stable/c/2888c9a154123db0254ae4fb9bea570c7e1f2e06patch
- https://git.kernel.org/stable/c/65419eb4259a26a3cd3f56fa0e3b3c113bf8c256patch
- https://git.kernel.org/stable/c/6c8b68a7ed667a63aa603ba4d3a7088be143007epatch
- https://git.kernel.org/stable/c/769f413d374ff2b6ff6d8d8c37b4c1178e6cdf14patch
- https://git.kernel.org/stable/c/7cccf4eb4f96d3c3af91a00b7a9caa652439542epatch
- https://git.kernel.org/stable/c/ba9d20ee9076dac32c371116bacbe72480eb356cpatch
- https://git.kernel.org/stable/c/fd0ca034c1e71ca7613cde9dd892836b2c2831bdpatch
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.