CVE-2026-90995

A NULL pointer dereference in the PAM responder of SSSD (System Security Services Daemon) allows a local attacker with access to the PAM responder socket to trigger a crash. The flaw is triggered when the pam_app_services configuration is enabled and the service item is omitted from a crafted pro...

MGASA-2026-0385 Updated dovecot package fixes security vulnerabilities

submission-login: Panic when mailmaxuseripconnections is reached: Panic: epollctldel, 8 failed: Bad file descriptor. CVE-2026-33263 Dovecot IMAP LIST matchsub Exponential Backtracking — CPU Denial of Service. CVE-2026-33607 DoS by sending mail with bad header. CVE-2026-27852 dsync: Mail content c...

CVE-2026-33605

An unauthenticated attacker can crash the ManageSieve login process by sending a small malformed command before authenticating. If running in high-security mode default for community releases, only the attacker's own connection is terminated. If running in high-performance mode default for Pro...

GHSA-93J5-89VC-PPH4 RabbitMQ Java client ValueReader: Unbounded recursive table/array nesting causes StackOverflowError DoS

Summary ValueReader.readTable and readArray recursively call readFieldValue with no depth limit. A malicious AMQP peer can crash the client JVM by sending a deeply nested table structure. Vulnerable Code src/main/java/com/rabbitmq/client/impl/ValueReader.java lines 139-155 and 237-249: java priva...

PT-2026-51472

Name of the Vulnerable Software and Affected Versions OpenSSH affected versions not specified Description A heap out-of-bounds read occurs during the cleanup of GSSAPI Generic Security Service Application Programming Interface indicators when a trailing NULL termination is missing in the...

CVE-2026-48985

pamusb provides hardware authentication for Linux using ordinary removable media. In versions 0.9.1 and below, pusbisloginctllocal can cause a NULL dereference crash when parsing loginctl output. The function calls popen and reads the result; if the Remote field is only a newline, fgets succeeds...

SUSE CVE-2026-11789

A flaw was found in 389 Directory Server. The SMD5 password storage plugin performs unsigned integer underflow when computing salt length from a crafted password hash shorter than 16 bytes, causing a buffer over-read that crashes the LDAP server during authentication...

DEBIAN-CVE-2026-11789

A flaw was found in 389 Directory Server. The SMD5 password storage plugin performs unsigned integer underflow when computing salt length from a crafted password hash shorter than 16 bytes, causing a buffer over-read that crashes the LDAP server during authentication...

CVE-2026-11789

A flaw was found in 389 Directory Server. The SMD5 password storage plugin performs unsigned integer underflow when computing salt length from a crafted password hash shorter than 16 bytes, causing a buffer over-read that crashes the LDAP server during authentication...

CVE-2026-11789

A flaw was found in 389 Directory Server. The SMD5 password storage plugin performs unsigned integer underflow when computing salt length from a crafted password hash shorter than 16 bytes, causing a buffer over-read that crashes the LDAP server during authentication...

UBUNTU-CVE-2026-11789

A flaw was found in 389 Directory Server. The SMD5 password storage plugin performs unsigned integer underflow when computing salt length from a crafted password hash shorter than 16 bytes, causing a buffer over-read that crashes the LDAP server during authentication...

CVE-2026-11789 389-ds-base: 389-ds-base: smd5 password storage plugin salt length integer underflow crash

A flaw was found in 389 Directory Server. The SMD5 password storage plugin performs unsigned integer underflow when computing salt length from a crafted password hash shorter than 16 bytes, causing a buffer over-read that crashes the LDAP server during authentication...

CVE-2026-11789 389-ds-base: 389-ds-base: smd5 password storage plugin salt length integer underflow crash

A flaw was found in 389 Directory Server. The SMD5 password storage plugin performs unsigned integer underflow when computing salt length from a crafted password hash shorter than 16 bytes, causing a buffer over-read that crashes the LDAP server during authentication...

CVE-2026-11789

A flaw was found in 389 Directory Server. The SMD5 password storage plugin performs unsigned integer underflow when computing salt length from a crafted password hash shorter than 16 bytes, causing a buffer over-read that crashes the LDAP server during authentication. Mitigation Disable...

CVE-2026-47271

pamusb provides hardware authentication for Linux using ordinary removable media. Prior to 0.9.0, src/mem.c implemented out-of-memory guards for xmalloc, xrealloc, and xstrdup using assertdata != NULL. The C standard specifies that all assert expressions are compiled out when NDEBUG is defined at...

CVE-2026-47271

pamusb provides hardware authentication for Linux using ordinary removable media. Prior to 0.9.0, src/mem.c implemented out-of-memory guards for xmalloc, xrealloc, and xstrdup using assertdata != NULL. The C standard specifies that all assert expressions are compiled out when NDEBUG is defined at...

CVE-2026-47271

The CVE affects pam_usb prior to version 0.9.0, where out-of-memory guards in src/mem.c (xmalloc/xrealloc/xstrdup) were removed when NDEBUG is defined. With no NULL checks after allocation, NULL pointer dereferences occur, causing a crash in the PAM module loaded by sudo or login and leading to l...

CVE-2026-47271 pam_usb: OOM guards removed by -DNDEBUG cause NULL dereference and authentication process crash

pamusb provides hardware authentication for Linux using ordinary removable media. Prior to 0.9.0, src/mem.c implemented out-of-memory guards for xmalloc, xrealloc, and xstrdup using assertdata != NULL. The C standard specifies that all assert expressions are compiled out when NDEBUG is defined at...

CVE-2026-47271 pam_usb: OOM guards removed by -DNDEBUG cause NULL dereference and authentication process crash

pamusb provides hardware authentication for Linux using ordinary removable media. Prior to 0.9.0, src/mem.c implemented out-of-memory guards for xmalloc, xrealloc, and xstrdup using assertdata != NULL. The C standard specifies that all assert expressions are compiled out when NDEBUG is defined at...

CVE-2026-47271 pam_usb: OOM guards removed by -DNDEBUG cause NULL dereference and authentication process crash

pamusb provides hardware authentication for Linux using ordinary removable media. Prior to 0.9.0, src/mem.c implemented out-of-memory guards for xmalloc, xrealloc, and xstrdup using assertdata != NULL. The C standard specifies that all assert expressions are compiled out when NDEBUG is defined at...