DEBIAN-CVE-2026-43171

In the Linux kernel, the following vulnerability has been resolved: EFI/CPER: don't dump the entire memory region The current logic at cperprintfwerr doesn't check if the error record length is big enough to handle offset. On a bad firmware, if the ofset is above the actual record, length -= offs...

DEBIAN-CVE-2026-43154

In the Linux kernel, the following vulnerability has been resolved: erofs: fix incorrect early exits in volume label handling Crafted EROFS images containing valid volume labels can trigger incorrect early returns, leading to folio reference leaks. However, this does not cause system crashes or...

DEBIAN-CVE-2026-43160

In the Linux kernel, the following vulnerability has been resolved: mfd: macsmc: Initialize mutex Initialize struct applesmc's mutex in applesmcprobe. Using the mutex uninitialized surprisingly resulted only in occasional NULL pointer dereferences in applesmcread calls from the probe functions of...

DEBIAN-CVE-2026-43152

In the Linux kernel, the following vulnerability has been resolved: HID: hid-pl: handle probe errors Errors in init must be reported back or we'll follow a NULL pointer the first time FF is used...

DEBIAN-CVE-2026-43141

In the Linux kernel, the following vulnerability has been resolved: ntb: ntbhwswitchtec: Fix shift-out-of-bounds for 0 mw lut Number of MW LUTs depends on NTB configuration and can be set to zero, in such scenario rounddownpowoftwo will cause undefined behaviour and should not be performed. This...

DEBIAN-CVE-2026-43144

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix potential kernel oops when probe fails When probe of the sdio brcmfmac device fails for some reasons i.e. missing firmware, the sdiodev-bus is set to error instead of NULL, thus the cleanup later in...

DEBIAN-CVE-2026-43127

In the Linux kernel, the following vulnerability has been resolved: ntfs3: fix circular locking dependency in rununpackex Syzbot reported a circular locking dependency between wnd-rwlock sbi-used.bitmap and ni-file.runlock. The deadlock scenario: 1. ntfsextendmft takes ni-file.runlock then...

UBUNTU-CVE-2026-43160

In the Linux kernel, the following vulnerability has been resolved: mfd: macsmc: Initialize mutex Initialize struct applesmc's mutex in applesmcprobe. Using the mutex uninitialized surprisingly resulted only in occasional NULL pointer dereferences in applesmcread calls from the probe functions of...

UBUNTU-CVE-2026-43221

In the Linux kernel, the following vulnerability has been resolved: ipmi: ipmb: initialise event handler read bytes IPMB doesn't use i2c reads, but the handler needs to set a value. Otherwise an i2c read will return an uninitialised value from the bus driver...

UBUNTU-CVE-2026-43240

In the Linux kernel, the following vulnerability has been resolved: x86/kexec: add a sanity check on previous kernel's ima kexec buffer When the second-stage kernel is booted via kexec with a limiting command line such as "mem=", the physical range that contains the carried over IMA measurement...

UBUNTU-CVE-2026-43195

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: validate user queue size constraints Add validation to ensure user queue sizes meet hardware requirements: - Size must be a power of two for efficient ring buffer wrapping - Size must be at least AMDGPUGPUPAGESIZE to...

UBUNTU-CVE-2026-43130

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Flush dev-IOTLB only when PCIe device is accessible in scalable mode Commit 4fc82cd907ac "iommu/vt-d: Don't issue ATS Invalidation request when device is disconnected" relies on pcidevisdisconnected to skip ATS...

UBUNTU-CVE-2026-43191

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Adjust PHY FSM transition to TXEN-to-PLLON for TMDS on DCN35 Why A backport of the change made for DCN401 that addresses an issue where we turn off the PHY PLL when disabling TMDS output, which causes the OTG to...

UBUNTU-CVE-2026-43215

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix locking usage for tcon fields We used to use the cifstcpseslock to protect a lot of objects that are not just the server, ses or tcon lists. We later introduced srvlock, seslock and tclock to protect fields within the...

UBUNTU-CVE-2025-71288

In the Linux kernel, the following vulnerability has been resolved: memory: mtk-smi: fix device leaks on common probe Make sure to drop the reference taken when looking up the SMI device during common probe on late probe failure e.g. probe deferral and on driver unbind...

UBUNTU-CVE-2026-43134

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix missing key size check for L2CAPLECONNREQ This adds a check for encryption key size upon receiving L2CAPLECONNREQ which is required by L2CAP/LE/CFC/BV-15-C which expects L2CAPCRLEBADKEYSIZE...

UBUNTU-CVE-2026-43267

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: fix potential zero beacon interval in beacon tracking During fuzz testing, it was discovered that bssconf-beaconint might be zero, which could result in a division by zero error in subsequent calculations. Set a...

UBUNTU-CVE-2026-43207

In the Linux kernel, the following vulnerability has been resolved: media: mtk-mdp: Fix error handling in probe function Add mtkmdpunregisterm2mdevice on the error handling path to prevent resource leak. Add check for the return value of vpugetplatdevice to prevent null pointer dereference. And...

UBUNTU-CVE-2026-43196

In the Linux kernel, the following vulnerability has been resolved: soc: ti: pruss: Fix double free in prussclkmuxsetup In the prussclkmuxsetup, the devmaddactionorreset indirectly calls prussoffreeclkprovider, which calls ofnodeputclkmuxnp on the error path. However, after the devmaddactionorres...

UBUNTU-CVE-2026-43257

In the Linux kernel, the following vulnerability has been resolved: media: cx88: Add missing unmap in sndcx88hwparams In error path, add cx88alsadmaunmap to release resource acquired by cx88alsadmamap...