UBUNTU-CVE-2026-68460

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix potential deadlock in f2fsbalancefs When the f2fs filesystem space is nearly exhausted, we encounter deadlock issues as below: INFO: task A:1890 blocked for more than 120 seconds. Tainted: G O 6.12.41-g3fe07ddf05ab 1...

UBUNTU-CVE-2026-68462

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject negative const offsets for buffer pointers The verifier rejects variable offsets for PTRTOTPBUFFER and PTRTOBUF accesses, but it currently accepts a constant negative offset produced by pointer arithmetic. Commit...

CVE-2026-68461

In the Linux kernel, the following vulnerability has been resolved: device property: initialize the remaining fields of fwnodehandle in fwnodeinit If a firmware node is allocated on the stack for instance: temporary software node whose life-time we control or on the heap - but using a non-zeroing...

CVE-2026-68460

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix potential deadlock in f2fsbalancefs When the f2fs filesystem space is nearly exhausted, we encounter deadlock issues as below: INFO: task A:1890 blocked for more than 120 seconds. Tainted: G O 6.12.41-g3fe07ddf05ab 1...

UBUNTU-CVE-2026-68463

In the Linux kernel, the following vulnerability has been resolved: mmc: sdhci-esdhc-imx: use pmruntimeresumeandget in suspend Replace pmruntimegetsync with pmruntimeresumeandget to simplify error handling. pmruntimeresumeandget automatically drops the usage counter on failure, avoiding the need...

CVE-2026-68463

In the Linux kernel, the following vulnerability has been resolved: mmc: sdhci-esdhc-imx: use pmruntimeresumeandget in suspend Replace pmruntimegetsync with pmruntimeresumeandget to simplify error handling. pmruntimeresumeandget automatically drops the usage counter on failure, avoiding the need...

UBUNTU-CVE-2026-68458

In the Linux kernel, the following vulnerability has been resolved: binder: cache secctx size before release zeroes it bindertransaction bounds the scatter-gather buffer area with sgbufendoffset and subtracts the aligned LSM context size because the secctx is written at the tail of that area. The...

CVE-2026-68456

In the Linux kernel, the following vulnerability has been resolved: usb: atm: ueagle-atm: wait for pre-firmware load in .disconnect ueagle-atm uses the asynchronous requestfirmwarenowait in .probe, but does not wait for its completion, not even in .disconnect; so, if the device is unplugged...

CVE-2026-68455

In the Linux kernel, the following vulnerability has been resolved: liveupdate: validate session type before performing operation The sessions ioctls are not applicable to all session types. PRESERVEFD is only applicable to outgoing sessions. RETRIEVEFD and FINISH are only valid for incoming...

UBUNTU-CVE-2026-68455

In the Linux kernel, the following vulnerability has been resolved: liveupdate: validate session type before performing operation The sessions ioctls are not applicable to all session types. PRESERVEFD is only applicable to outgoing sessions. RETRIEVEFD and FINISH are only valid for incoming...

CVE-2026-68457

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use opener credentials for FSCTL mutations SETSPARSE, SETZERODATA and SETCOMPRESSION operate on an open SMB handle but call VFS xattr, fallocate or fileattr helpers with the current ksmbd worker credentials. Those helpers...

CVE-2026-68456

In the Linux kernel, the following vulnerability has been resolved: usb: atm: ueagle-atm: wait for pre-firmware load in .disconnect ueagle-atm uses the asynchronous requestfirmwarenowait in .probe, but does not wait for its completion, not even in .disconnect; so, if the device is unplugged...

CVE-2026-68455

In the Linux kernel, the following vulnerability has been resolved: liveupdate: validate session type before performing operation The sessions ioctls are not applicable to all session types. PRESERVEFD is only applicable to outgoing sessions. RETRIEVEFD and FINISH are only valid for incoming...

CVE-2026-74439

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clear Present bit before tearing down scalable-mode context entry devicepasidtableteardown zeroes the 128-bit scalable-mode context entry with contextclearentry while the Present bit is still set. This creates a windo...

CVE-2026-74438

The CVE-2026-74438 issue concerns the Linux kernel crypto sun4i-ss RNG code, which has been removed because it was insecure and unused. The vulnerabilities include sun4i_ss_prng_seed() lacking proper locking and a buffer overflow, and sun4i_ss_prng_generate() failing to fill the full buffer due t...

CVE-2026-74438 crypto: sun4i-ss - Remove insecure and unused rng_alg

In the Linux kernel, the following vulnerability has been resolved: crypto: sun4i-ss - Remove insecure and unused rngalg Remove sun4issrng, as it is insecure and unused: - It has multiple vulnerabilities. sun4issprngseed is missing locking and has a buffer overflow. sun4issprnggenerate fails to...

EUVD-2026-59586

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clear Present bit before tearing down scalable-mode context entry devicepasidtableteardown zeroes the 128-bit scalable-mode context entry with contextclearentry while the Present bit is still set. This creates a windo...

EUVD-2026-59585

In the Linux kernel, the following vulnerability has been resolved: crypto: sun4i-ss - Remove insecure and unused rngalg Remove sun4issrng, as it is insecure and unused: - It has multiple vulnerabilities. sun4issprngseed is missing locking and has a buffer overflow. sun4issprnggenerate fails to...

CVE-2026-74439 iommu/vt-d: Clear Present bit before tearing down scalable-mode context entry

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clear Present bit before tearing down scalable-mode context entry devicepasidtableteardown zeroes the 128-bit scalable-mode context entry with contextclearentry while the Present bit is still set. This creates a windo...

CVE-2026-74438

In the Linux kernel, the following vulnerability has been resolved: crypto: sun4i-ss - Remove insecure and unused rngalg Remove sun4issrng, as it is insecure and unused: - It has multiple vulnerabilities. sun4issprngseed is missing locking and has a buffer overflow. sun4issprnggenerate fails to...