Medium severity5.5NVD Advisory· Published Jun 24, 2026· Updated Jul 8, 2026
CVE-2026-52926
CVE-2026-52926
Description
In the Linux kernel, the following vulnerability has been resolved:
batman-adv: clear current gateway during teardown
batadv_gw_node_free() removes the gateway list entries during mesh teardown, but it does not clear the currently selected gateway. This leaves stale gateway state behind across cleanup and can break a later mesh recreation.
Clear bat_priv->gw.curr_gw before walking the gateway list so the selected gateway reference is dropped as part of teardown.
Affected products
8cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 5 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=3.1,<5.10.258
- cpe:2.3:o:linux:linux_kernel:7.1:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.1:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.1:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.1:rc4:*:*:*:*:*:*
- (no CPE)
Patches
Vulnerability mechanics
References
8- git.kernel.org/stable/c/17e3a441111cd1a530cd6ee69a22f3161d80d810nvdPatch
- git.kernel.org/stable/c/30bda3ef4b0cac777f1a7c314cd08b8ff6437365nvdPatch
- git.kernel.org/stable/c/6de089b545db013433cf934bb4e4433dec2dd65fnvdPatch
- git.kernel.org/stable/c/9a1a8ed4facfe843bde6fdfcf7af0e9923eb2e17nvdPatch
- git.kernel.org/stable/c/a340a51ed801eab7bb454150c226323b865263ccnvdPatch
- git.kernel.org/stable/c/a3f3f1ec8aad84c5dd386c430b9c61cddd85b18fnvdPatch
- git.kernel.org/stable/c/ae7aeb0ce3c0ebbe357ed525779acac197a18086nvdPatch
- git.kernel.org/stable/c/e2ec4c712d19141ca7bf7fbbb1d842f73abaa186nvdPatch
News mentions
1- Android SDK: 13 Kernel Networking CVEs Patched in June 2026 BulletinVypr Intelligence · Jun 25, 2026