CVE-2026-43382 batman-adv: Avoid double-rtnl_lock ELP metric worker

In the Linux kernel, the following vulnerability has been resolved: batman-adv: Avoid double-rtnllock ELP metric worker batadvvelpgetthroughput might be called when the RTNL lock is already held. This could be problematic when the work queue item is cancelled via canceldelayedworksync in...

CVE-2026-43382

In the Linux kernel, the following vulnerability has been resolved: batman-adv: Avoid double-rtnllock ELP metric worker batadvvelpgetthroughput might be called when the RTNL lock is already held. This could be problematic when the work queue item is cancelled via canceldelayedworksync in...

PT-2026-44354

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description In the batman-adv module, the batadv bla add claim function fails to release a reference to the backbone gw object when it cannot insert a new claim into the hash. This results in a memo...

Linux Distros Unpatched Vulnerability : CVE-2026-43382

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - batman-adv: Avoid double-rtnllock ELP metric worker batadvvelpgetthroughput might be called when the RTNL lock is already held. This could be problematic when t...

PT-2026-39043

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A deadlock can occur in the batman-adv module when the batadv v elp get throughput function is called while the RTNL Routing Netlink lock is already held. This specifically happens when ...

CVE-2026-31683

A flaw was found in the batman-adv module of the Linux kernel. This vulnerability arises when the Optimized Global Messaging OGM aggregation state is dynamically altered, leading to insufficient buffer space skb tailroom for network packets. A remote attacker could exploit this condition by sendi...

batman-adv: reject oversized global TT response buffers

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batman-adv: hold claim backbone gateways by reference

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SUSE CVE-2026-31683

In the Linux kernel, the following vulnerability has been resolved: batman-adv: avoid OGM aggregation when skb tailroom is insufficient When OGM aggregation state is toggled at runtime, an existing forwarded packet may have been allocated with only packetlen bytes, while a later packet can still ...

CVE-2026-31683

In the Linux kernel, the following vulnerability has been resolved: batman-adv: avoid OGM aggregation when skb tailroom is insufficient When OGM aggregation state is toggled at runtime, an existing forwarded packet may have been allocated with only packetlen bytes, while a later packet can still ...

CVE-2026-31683 batman-adv: avoid OGM aggregation when skb tailroom is insufficient

In the Linux kernel, the following vulnerability has been resolved: batman-adv: avoid OGM aggregation when skb tailroom is insufficient When OGM aggregation state is toggled at runtime, an existing forwarded packet may have been allocated with only packetlen bytes, while a later packet can still ...

CVE-2026-31683

The CVE-2026-31683 issue affects the Linux kernel’s batman-adv module. When the Optimized Global Messaging (OGM) aggregation state is toggled at runtime, a forwarded packet that was allocated with insufficient tailroom may be appended to by a later packet, leading to skb_put overflow conditions. ...

EUVD-2026-25650

In the Linux kernel, the following vulnerability has been resolved: batman-adv: avoid OGM aggregation when skb tailroom is insufficient When OGM aggregation state is toggled at runtime, an existing forwarded packet may have been allocated with only packetlen bytes, while a later packet can still ...

CVE-2026-31683

In the Linux kernel, the following vulnerability has been resolved: batman-adv: avoid OGM aggregation when skb tailroom is insufficient When OGM aggregation state is toggled at runtime, an existing forwarded packet may have been allocated with only packetlen bytes, while a later packet can still ...

CVE-2026-31683 batman-adv: avoid OGM aggregation when skb tailroom is insufficient

In the Linux kernel, the following vulnerability has been resolved: batman-adv: avoid OGM aggregation when skb tailroom is insufficient When OGM aggregation state is toggled at runtime, an existing forwarded packet may have been allocated with only packetlen bytes, while a later packet can still ...

CVE-2026-31683

In the Linux kernel, the following vulnerability has been resolved: batman-adv: avoid OGM aggregation when skb tailroom is insufficient When OGM aggregation state is toggled at runtime, an existing forwarded packet may have been allocated with only packetlen bytes, while a later packet can still ...

SUSE CVE-2026-31657

In the Linux kernel, the following vulnerability has been resolved: batman-adv: hold claim backbone gateways by reference batadvblaaddclaim can replace claim-backbonegw and drop the old gateway's last reference while readers still follow the pointer. The netlink claim dump path dereferences...

SUSE CVE-2026-31659

In the Linux kernel, the following vulnerability has been resolved: batman-adv: reject oversized global TT response buffers batadvttpreparetvlvglobaldata builds the allocation length for a global TT response in 16-bit temporaries. When a remote originator advertises a large enough global TT, the ...

Linux Distros Unpatched Vulnerability : CVE-2026-31657

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - batman-adv: hold claim backbone gateways by reference batadvblaaddclaim can replace claim-backbonegw and drop the old gateway's last reference while readers sti...

Linux Distros Unpatched Vulnerability : CVE-2026-31659

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: batman-adv: reject oversized global TT response buffers batadvttpreparetvlvglobaldata builds...