PT-2026-90439

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix slab-out-of-bounds in nilfs direct propagate after truncation Shuangpeng Bai reported that KASAN detected a slab-out-of-bounds error in nilfs direct propagate during testing. Analysis revealed that after truncating a...

PT-2026-90384

In the Linux kernel, the following vulnerability has been resolved: nfsd: move nfsd debugfs init after nfsd4 init slabs in init nfsd nfsd debugfs init runs before nfsd4 init slabs in init nfsd. If the slab allocation fails, the bare "return retval" bypasses nfsd debugfs exit, leaving orphan debug...

PT-2026-90344

In the Linux kernel, the following vulnerability has been resolved: HID: picolcd: clamp eeprom debugfs read to bytes actually received picolcd debug eeprom read trusts resp-raw data2 -- a length byte supplied by the device in its REPORT EE DATA reply -- clamped only to the caller's read count: re...

PT-2026-90076

In the Linux kernel, the following vulnerability has been resolved: fuse: copy request headers via a stack buffer for io-uring The fuse-io-uring transport copies req-in.h out to the ring in fuse uring copy to ring and req-out.h back in fuse uring commit. Both headers live inside the fuse request...

PT-2026-90377

In the Linux kernel, the following vulnerability has been resolved: NFSD: Prevent post-shutdown use-after-free in unlock filesystem Writing a filesystem path to /proc/fs/nfsd/unlock filesystem runs nfsd4 cancel copy by sb before nfsd mutex is held and before the handler confirms that nn-nfsd serv...

PT-2026-90187

In the Linux kernel, the following vulnerability has been resolved: power: supply: cros usbpd-charger: bound the EC-reported port count cros usbpd charger probe reads two port counts from the EC and uses one of them, num charger ports, as the loop bound when populating a fixed-size array: struct...

PT-2026-90407

In the Linux kernel, the following vulnerability has been resolved: nfsd: clear opcnt on compound arg release to prevent OOB read nfsd4 release compoundargs resets args-ops to the inline iops8 array when the dynamically-allocated ops buffer is freed, but leaves args-opcnt at its original value...

CVE-2025-21756

CVE-2025-21756 — Laboratorio de explotación Solo para fines educativos y de investigación de seguridad autorizada. Descripción CVE-2025-21756 es una vulnerabilidad de use-after-free UAF en el subsistema vsock Virtual Socket del kernel de Linux, divulgada el 26 de febrero de 2025. Permite a un...

kernel: tipc: fix slab-use-after-free Read in tipc_aead_decrypt_done

A flaw was found in the Linux kernel. A remote attacker could exploit a use-after-free vulnerability in the Transparent Inter-Process Communication TIPC cryptographic decryption process. This flaw occurs when a network namespace, a mechanism for isolating network resources, is deallocated before ...

kernel: tipc: fix slab-use-after-free Read in tipc_aead_decrypt_done

A flaw was found in the Linux kernel. A remote attacker could exploit a use-after-free vulnerability in the Transparent Inter-Process Communication TIPC cryptographic decryption process. This flaw occurs when a network namespace, a mechanism for isolating network resources, is deallocated before ...

DEBIAN-CVE-2026-80924

In the Linux kernel, the following vulnerability has been resolved: crypto: krb5 - use kfreesensitive for derived key buffers cryptokrb5prepareencryption and cryptokrb5preparechecksum free the buffer holding the freshly derived keys with plain kfree, leaving the key material behind in the freed...

CVE-2026-80924

In the Linux kernel, the following vulnerability has been resolved: crypto: krb5 - use kfreesensitive for derived key buffers cryptokrb5prepareencryption and cryptokrb5preparechecksum free the buffer holding the freshly derived keys with plain kfree, leaving the key material behind in the freed...

EUVD-2026-75101

In the Linux kernel, the following vulnerability has been resolved: crypto: krb5 - use kfreesensitive for derived key buffers cryptokrb5prepareencryption and cryptokrb5preparechecksum free the buffer holding the freshly derived keys with plain kfree, leaving the key material behind in the freed...

CVE-2026-80924

This vulnerability affects the Linux kernel 's crypto KRB5 module. The functions crypto_krb5_prepare_encryption() and crypto_krb5_prepare_checksum() release buffers holding freshly derived Kerberos key material using plain kfree() instead of kfree_sensitive() , leaving sensitive key data in the f...

CVE-2026-80924 crypto: krb5 - use kfree_sensitive() for derived key buffers

In the Linux kernel, the following vulnerability has been resolved: crypto: krb5 - use kfreesensitive for derived key buffers cryptokrb5prepareencryption and cryptokrb5preparechecksum free the buffer holding the freshly derived keys with plain kfree, leaving the key material behind in the freed...

CVE-2026-80924 crypto: krb5 - use kfree_sensitive() for derived key buffers

In the Linux kernel, the following vulnerability has been resolved: crypto: krb5 - use kfreesensitive for derived key buffers cryptokrb5prepareencryption and cryptokrb5preparechecksum free the buffer holding the freshly derived keys with plain kfree, leaving the key material behind in the freed...

CVE-2022-23222-POC

Código de Explotación de Prueba de Concepto para CVE-2022-23222 Este es un POC para CVE-2022-23222, una vulnerabilidad de escalada de privilegios local. Este POC fue escrito para Ubuntu 20.04 con la versión del kernel 5.13.0-27-generic, pero otras versiones del kernel también son vulnerables. Par...

CVE-2021-42008

CVE-2021-42008 Explotando una vulnerabilidad de 16 años en el controlador 6pack de Linux Referencia https://syst3mfailure.io/sixpack-slab-out-of-bounds...

CVE-2026-53360-POC

CVE-2026-53360: Desbordamiento de montón en PSC de KVM SEV-SNP Prueba de concepto de una lectura y escritura fuera de los límites del montón en el manejo del Cambio de Estado de Página PSC de SEV-SNP de KVM. Un invitado SEV-SNP malicioso hace que el kernel anfitrión recorra un array de entradas P...

kernel: can: bcm: add locking for bcm_op runtime updates

A flaw was found in the Linux kernel's Controller Area Network CAN broadcast manager BCM. Improper locking during runtime updates of internal counters in the bcmcantx function allows a local attacker to trigger a slab-out-of-bounds read access. This vulnerability can lead to information disclosur...