Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987709)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987709 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix race condition between ext4write and ext4convertinlinedata Hulk Robot reported a BUGON:...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987571)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987571 advisory. In the Linux kernel, the following vulnerability has been resolved: net: macsec: Fix offload support for NETDEVUNREGISTER event Current macsec netdev notify handler...

EUVD-2025-35071

In the Linux kernel, the following vulnerability has been resolved: fs/proc/taskmmu: check p-vecbuf for NULL When the PAGEMAPSCAN ioctl is invoked with veclen = 0 reaches pagemapscanbackoutrange, kernel panics with null-ptr-deref: 44.936808 Oops: general protection fault, probably for non-canonic...

CVE-2025-40011

CVE-2025-40011 affects the Linux kernel DRM GMA500 HDMI teardown path. The vulnerability arises from a null-dereference when the driver’s pdev->driver_data is NULLed by pci_set_drvdata and then dereferenced in oaktrail_hdmi_i2c_exit to extract the i2c_dev. The underlying issue is in the sequen...

CVE-2025-40008 kmsan: fix out-of-bounds access to shadow memory

In the Linux kernel, the following vulnerability has been resolved: kmsan: fix out-of-bounds access to shadow memory Running sha224kunit on a KMSAN-enabled kernel results in a crash in kmsaninternalsetshadoworigin: BUG: unable to handle page fault for address: ffffbc3840291000 PF: supervisor read...

CVE-2025-40007 netfs: fix reference leak

In the Linux kernel, the following vulnerability has been resolved: netfs: fix reference leak Commit 20d72b00ca81 "netfs: Fix the request's work item to not require a ref" modified netfsallocrequest to initialize the reference counter to 2 instead of 1. The rationale was that the requet's "work"...

PT-2026-2528

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw within the F2FS filesystem related to extent cache management. Specifically, the issue involves the potential addition of a zero-sized extent into the...

UBUNTU-CVE-2025-40001

In the Linux kernel, the following vulnerability has been resolved: scsi: mvsas: Fix use-after-free bugs in mvsworkqueue During the detaching of Marvell's SAS/SATA controller, the original code calls canceldelayedwork in mvsfree to cancel the delayed work item mwq-workq. However, if mwq-workq is...

CVE-2025-40002

CVE-2025-40002 is a Linux kernel thunderbolt use-after-free in tb_dp_dprx_work. The root cause is the use of cancel_delayed_work() in tb_dp_dprx_stop(), which may not ensure tb_tunnel->dprx_work has finished before tb_tunnel is freed, allowing a race where the delayed worker dereferences a fre...

CVE-2025-40002 thunderbolt: Fix use-after-free in tb_dp_dprx_work

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Fix use-after-free in tbdpdprxwork The original code relies on canceldelayedwork in tbdpdprxstop, which does not ensure that the delayed work item tunnel-dprxwork has fully completed if it was already running. This...

SUSE CVE-2025-39980

In the Linux kernel, the following vulnerability has been resolved: nexthop: Forbid FDB status change while nexthop is in a group The kernel forbids the creation of non-FDB nexthop groups with FDB nexthops: ip nexthop add id 1 via 192.0.2.1 fdb ip nexthop add id 2 group 1 Error: Non FDB nexthop...

EUVD-2025-34593

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: fs, fix UAF in flow counter release Fix a kernel trace 1 caused by releasing an HWS action of a local flow counter in mlx5cmdhwsdeletefte, where the HWS action refcount and mutex were not initialized and the counter...

EUVD-2025-34592

In the Linux kernel, the following vulnerability has been resolved: nexthop: Forbid FDB status change while nexthop is in a group The kernel forbids the creation of non-FDB nexthop groups with FDB nexthops: ip nexthop add id 1 via 192.0.2.1 fdb ip nexthop add id 2 group 1 Error: Non FDB nexthop...

EUVD-2025-34591

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: Fix possible UAFs This attemps to fix possible UAFs caused by struct mgmtpending being freed while still being processed like in the following trace, in order to fix mgmtpendingvalid is introduce and use to check...

UBUNTU-CVE-2025-40000

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: fix use-after-free in rtw89coretxkickoffandwait There is a bug observed when rtw89coretxkickoffandwait tries to access already freed skbdata: BUG: KFENCE: use-after-free write in rtw89coretxkickoffandwait...

CVE-2025-40000 wifi: rtw89: fix use-after-free in rtw89_core_tx_kick_off_and_wait()

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: fix use-after-free in rtw89coretxkickoffandwait There is a bug observed when rtw89coretxkickoffandwait tries to access already freed skbdata: BUG: KFENCE: use-after-free write in rtw89coretxkickoffandwait...

CVE-2025-40000 wifi: rtw89: fix use-after-free in rtw89_core_tx_kick_off_and_wait()

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: fix use-after-free in rtw89coretxkickoffandwait There is a bug observed when rtw89coretxkickoffandwait tries to access already freed skbdata: BUG: KFENCE: use-after-free write in rtw89coretxkickoffandwait...

CVE-2025-39991 wifi: ath11k: fix NULL dereference in ath11k_qmi_m3_load()

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix NULL dereference in ath11kqmim3load If ab-fw.m3data points to data, then fw pointer remains null. Further, if m3mem is not allocated, then fw is dereferenced to be passed to ath11kerr function. Replace fw-size b...

CVE-2025-39982 Bluetooth: hci_event: Fix UAF in hci_acl_create_conn_sync

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: Fix UAF in hciaclcreateconnsync This fixes the following UFA in hciaclcreateconnsync where a connection still pending is command submission conn-state == BTOPEN maybe freed, also since this also can happen wi...

CVE-2025-39980 nexthop: Forbid FDB status change while nexthop is in a group

In the Linux kernel, the following vulnerability has been resolved: nexthop: Forbid FDB status change while nexthop is in a group The kernel forbids the creation of non-FDB nexthop groups with FDB nexthops: ip nexthop add id 1 via 192.0.2.1 fdb ip nexthop add id 2 group 1 Error: Non FDB nexthop...