CVE-2025-21812

In the Linux kernel, the following vulnerability has been resolved: ax25: rcu protect dev-ax25ptr syzbot found a lockdep issue 1. We should remove ax25 RTNL dependency in ax25setsockopt This should also fix a variety of possible UAF in ax25. 1 WARNING: possible circular locking dependency detecte...

DEBIAN-CVE-2025-21812

In the Linux kernel, the following vulnerability has been resolved: ax25: rcu protect dev-ax25ptr syzbot found a lockdep issue 1. We should remove ax25 RTNL dependency in ax25setsockopt This should also fix a variety of possible UAF in ax25. 1 WARNING: possible circular locking dependency detecte...

CVE-2025-21801

In the Linux kernel, the following vulnerability has been resolved: net: ravb: Fix missing rtnl lock in suspend/resume path Fix the suspend/resume path by ensuring the rtnl lock is held where required. Calls to ravbopen, ravbclose and wol operations must be performed under the rtnl lock to preven...

AZL-62612 CVE-2025-21801 affecting package kernel 6.6.126.1-1

In the Linux kernel, the following vulnerability has been resolved: net: ravb: Fix missing rtnl lock in suspend/resume path Fix the suspend/resume path by ensuring the rtnl lock is held where required. Calls to ravbopen, ravbclose and wol operations must be performed under the rtnl lock to preven...

UBUNTU-CVE-2025-21801

In the Linux kernel, the following vulnerability has been resolved: net: ravb: Fix missing rtnl lock in suspend/resume path Fix the suspend/resume path by ensuring the rtnl lock is held where required. Calls to ravbopen, ravbclose and wol operations must be performed under the rtnl lock to preven...

CVE-2025-21812 ax25: rcu protect dev->ax25_ptr

In the Linux kernel, the following vulnerability has been resolved: ax25: rcu protect dev-ax25ptr syzbot found a lockdep issue 1. We should remove ax25 RTNL dependency in ax25setsockopt This should also fix a variety of possible UAF in ax25. 1 WARNING: possible circular locking dependency detecte...

CVE-2025-21812 ax25: rcu protect dev->ax25_ptr

In the Linux kernel, the following vulnerability has been resolved: ax25: rcu protect dev-ax25ptr syzbot found a lockdep issue 1. We should remove ax25 RTNL dependency in ax25setsockopt This should also fix a variety of possible UAF in ax25. 1 WARNING: possible circular locking dependency detecte...

CVE-2025-21812 ax25: rcu protect dev->ax25_ptr

In the Linux kernel, the following vulnerability has been resolved: ax25: rcu protect dev-ax25ptr syzbot found a lockdep issue 1. We should remove ax25 RTNL dependency in ax25setsockopt This should also fix a variety of possible UAF in ax25. 1 WARNING: possible circular locking dependency detecte...

CVE-2025-21801

Technical details for CVE-2025-21801 are not provided in the connected documents. Publicly available information within these sources is insufficient to describe affected products/versions, root cause, or mitigations. Monitor for updates from the connected feeds.

CVE-2025-21801 net: ravb: Fix missing rtnl lock in suspend/resume path

In the Linux kernel, the following vulnerability has been resolved: net: ravb: Fix missing rtnl lock in suspend/resume path Fix the suspend/resume path by ensuring the rtnl lock is held where required. Calls to ravbopen, ravbclose and wol operations must be performed under the rtnl lock to preven...

CVE-2025-21801 net: ravb: Fix missing rtnl lock in suspend/resume path

In the Linux kernel, the following vulnerability has been resolved: net: ravb: Fix missing rtnl lock in suspend/resume path Fix the suspend/resume path by ensuring the rtnl lock is held where required. Calls to ravbopen, ravbclose and wol operations must be performed under the rtnl lock to preven...

CVE-2025-21801

In the Linux kernel, the following vulnerability has been resolved: net: ravb: Fix missing rtnl lock in suspend/resume path Fix the suspend/resume path by ensuring the rtnl lock is held where required. Calls to ravbopen, ravbclose and wol operations must be performed under the rtnl lock to preven...

UBUNTU-CVE-2025-21758

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: add RCU protection to mldnewpack mldnewpack can be called without RTNL or RCU being held. Note that we no longer can use sockallocsendskb because ipv6.igmpsk uses GFPKERNEL allocations which can sleep. Instead use...

PT-2025-8992

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.13.0-rc7-next-20250116-arm64-renesas-00002-g35245dfdc62c Description A vulnerability in the Linux kernel has been resolved, specifically in the ravb driver. The issue was related to missing rtnl lock in the...

SUSE CVE-2024-56635

In the Linux kernel, the following vulnerability has been resolved: net: avoid potential UAF in defaultoperstate syzbot reported an UAF in defaultoperstate 1 Issue is a race between device and netns dismantles. After calling rtnlunlock from netdevruntodo, we can not assume the netns of each devic...

CVE-2024-56713 net: netdevsim: fix nsim_pp_hold_write()

In the Linux kernel, the following vulnerability has been resolved: net: netdevsim: fix nsimppholdwrite nsimppholdwrite has two problems: 1 It may return with rtnl held, as found by syzbot. 2 Its return value does not propagate an error if any...

CVE-2024-56635 net: avoid potential UAF in default_operstate()

In the Linux kernel, the following vulnerability has been resolved: net: avoid potential UAF in defaultoperstate syzbot reported an UAF in defaultoperstate 1 Issue is a race between device and netns dismantles. After calling rtnlunlock from netdevruntodo, we can not assume the netns of each devic...

CVE-2024-56635 net: avoid potential UAF in default_operstate()

In the Linux kernel, the following vulnerability has been resolved: net: avoid potential UAF in defaultoperstate syzbot reported an UAF in defaultoperstate 1 Issue is a race between device and netns dismantles. After calling rtnlunlock from netdevruntodo, we can not assume the netns of each devic...

DEBIAN-CVE-2024-50304

In the Linux kernel, the following vulnerability has been resolved: ipv4: iptunnel: Fix suspicious RCU usage warning in iptunnelfind The per-netns IP tunnel hash table is protected by the RTNL mutex and iptunnelfind is only called from the control path where the mutex is taken. Add a lockdep...

DEBIAN-CVE-2024-50128

In the Linux kernel, the following vulnerability has been resolved: net: wwan: fix global oob in wwanrtnlpolicy The variable wwanrtnllinkops assign a bigger maxtype which leads to a global out-of-bounds read when parsing the netlink attributes. Exactly same bug cause as the oob fixed in commit...