cryptodev-linux

cryptodev-linux Este es un controlador de dispositivo /dev/crypto, equivalente a los de OpenBSD o FreeBSD. La idea principal es acceder a los cifrados existentes en el espacio del kernel desde el espacio de usuario, permitiendo así la reutilización de una implementación de hardware de un cifrado...

CVE-2026-32849 NetBSD Signed Integer Overflow in cryptodev_op via cryptodev.c

NetBSD prior to commit ec8451e contains a signed integer overflow vulnerability in the cryptodevop function in sys/opencrypto/cryptodev.c where the local variable iovlen is declared as a signed int but assigned from an unsigned cop-dstlen value, causing undefined behavior when cop-dstlen exceeds...

CVE-2026-28529 cryptodev-linux <= 1.14 get_userbuf Use After Free LPE

cryptodev-linux version 1.14 and prior contain a page reference handling flaw in the getuserbuf function of the /dev/crypto device driver that allows local users to trigger use-after-free conditions. Attackers with access to the /dev/crypto interface can repeatedly decrement reference counts of...

CVE-2006-5550

The kernel in FreeBSD 6.1 and OpenBSD 4.0 allows local users to cause a denial of service via unspecified vectors involving certain ioctl requests to /dev/crypto...

CVE-2006-5550

The CVE concerns the kernel of FreeBSD 6.1 and OpenBSD 4.0 where local users can cause a denial of service through certain ioctl requests to /dev/crypto. The connected sources confirm the affected OS versions and the attack vector (local, via ioctl on /dev/crypto) but do not provide technical roo...

FreeBSD 6.1 - devcrypto Local Kernel Denial of Service

FreeBSD 6.1 - devcrypto Local Kernel Denial of Service // Evgeny Legerov elegerov.blogspot.com include unistd.h include sys/types.h include stdio.h include fcntl.h include crypto/cryptodev.h int main int fd2, fd; struct cryptkop kop; printf"FreeBSD 6.1 /dev/crypto local kernel DoS\n"; fd2 =...

FreeBSD 6.1 - '/dev/crypto' Local Kernel Denial of Service

// Evgeny Legerov elegerov.blogspot.com include unistd.h include sys/types.h include stdio.h include fcntl.h include crypto/cryptodev.h int main int fd2, fd; struct cryptkop kop; printf"FreeBSD 6.1 /dev/crypto local kernel DoS\n"; fd2 = open"/dev/crypto", ORDWR, 0; if fd2 == -1 perror"open";...

FreeBSD 6.1 (/dev/crypto) Local Kernel Denial of Service Exploit

Exploit for bsd platform in category dos / poc ================================================================ FreeBSD 6.1 /dev/crypto Local Kernel Denial of Service Exploit ================================================================ // Evgeny Legerov elegerov.blogspot.com include unistd.h...