UBUNTU-CVE-2026-52926

In the Linux kernel, the following vulnerability has been resolved: batman-adv: clear current gateway during teardown batadvgwnodefree 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...

CVE-2026-52931

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tpmeter: avoid use of uninit sender vars batadvtprecvack and batadvtpstop are only valid for tpvars in the BATADVTPSENDER role. When called with a BATADVTPRECEIVER role, it proceeds to read sender-only members that we...

CVE-2026-52926

In the Linux kernel, the following vulnerability has been resolved: batman-adv: clear current gateway during teardown batadvgwnodefree 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...

CVE-2026-52916

In the Linux kernel, the following vulnerability has been resolved: batman-adv: frag: disallow unicast fragment in fragment batadvfragskbbuffer is called by batadvbatmanskbrecv when a BATADVUNICASTFRAG packet is received. Once all fragments are collected and the packet is reassembled,...

CVE-2026-52934 batman-adv: tvlv: reject oversized TVLV packets

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tvlv: reject oversized TVLV packets batadvtvlvcontainerogmappend builds a TVLV packet section from the tvlv.containerlist. The total size of this section is computed by batadvtvlvcontainerlistsize, which sums the size...

EUVD-2026-38704

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tvlv: reject oversized TVLV packets batadvtvlvcontainerogmappend builds a TVLV packet section from the tvlv.containerlist. The total size of this section is computed by batadvtvlvcontainerlistsize, which sums the size...

CVE-2026-52934

The CVE-2026-52934 entry involves the Linux kernel’s batman-adv TVLV handling. The root cause is batadv_tvlv_container_list_size() using a 16-bit accumulator, which can wrap when the total size exceeds U16_MAX, causing an undersized allocation in batadv_tvlv_container_ogm_append() and a subsequen...

CVE-2026-52934

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tvlv: reject oversized TVLV packets batadvtvlvcontainerogmappend builds a TVLV packet section from the tvlv.containerlist. The total size of this section is computed by batadvtvlvcontainerlistsize, which sums the size...

CVE-2026-52934 batman-adv: tvlv: reject oversized TVLV packets

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tvlv: reject oversized TVLV packets batadvtvlvcontainerogmappend builds a TVLV packet section from the tvlv.containerlist. The total size of this section is computed by batadvtvlvcontainerlistsize, which sums the size...

CVE-2026-52934

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tvlv: reject oversized TVLV packets batadvtvlvcontainerogmappend builds a TVLV packet section from the tvlv.containerlist. The total size of this section is computed by batadvtvlvcontainerlistsize, which sums the size...

CVE-2026-52931

CVE-2026-52931 — Linux kernel (batman-adv tp_meter): The vulnerability arises when batadv_tp_recv_ack() or batadv_tp_stop() are invoked with a tp_vars in the BATADV_TP_RECEIVER role. In that case, code paths access sender-only members that were never initialized, causing undefined behavior. The f...

CVE-2026-52931 batman-adv: tp_meter: avoid use of uninit sender vars

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tpmeter: avoid use of uninit sender vars batadvtprecvack and batadvtpstop are only valid for tpvars in the BATADVTPSENDER role. When called with a BATADVTPRECEIVER role, it proceeds to read sender-only members that we...

CVE-2026-52931 batman-adv: tp_meter: avoid use of uninit sender vars

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tpmeter: avoid use of uninit sender vars batadvtprecvack and batadvtpstop are only valid for tpvars in the BATADVTPSENDER role. When called with a BATADVTPRECEIVER role, it proceeds to read sender-only members that we...

CVE-2026-52931

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tpmeter: avoid use of uninit sender vars batadvtprecvack and batadvtpstop are only valid for tpvars in the BATADVTPSENDER role. When called with a BATADVTPRECEIVER role, it proceeds to read sender-only members that we...

EUVD-2026-38701

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tpmeter: avoid use of uninit sender vars batadvtprecvack and batadvtpstop are only valid for tpvars in the BATADVTPSENDER role. When called with a BATADVTPRECEIVER role, it proceeds to read sender-only members that we...

CVE-2026-52931

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tpmeter: avoid use of uninit sender vars batadvtprecvack and batadvtpstop are only valid for tpvars in the BATADVTPSENDER role. When called with a BATADVTPRECEIVER role, it proceeds to read sender-only members that we...

CVE-2026-52926

In the Linux kernel, the following vulnerability has been resolved: batman-adv: clear current gateway during teardown batadvgwnodefree 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...

EUVD-2026-38729

In the Linux kernel, the following vulnerability has been resolved: batman-adv: clear current gateway during teardown batadvgwnodefree 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...

CVE-2026-52926

In the Linux kernel, the following vulnerability has been resolved: batman-adv: clear current gateway during teardown batadvgwnodefree 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...

CVE-2026-52926 batman-adv: clear current gateway during teardown

In the Linux kernel, the following vulnerability has been resolved: batman-adv: clear current gateway during teardown batadvgwnodefree 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...