CVE-2025-12893: Improper Certificate Validation

Clients may successfully perform a TLS handshake with a MongoDB server despite presenting a client certificate not aligning with the documented Extended Key Usage EKU requirements. A certificate that specifies extendedKeyUsage but is missing extendedKeyUsage = clientAuth may still be successfully...

MongoDB Server security vulnerabilities

MongoDB Server is a set of open source NoSQL databases from the American company MongoDB. The database provides collection-oriented storage, dynamic querying, data replication and automatic failover. A security vulnerability exists in MongoDB Server versions v7.0 through 7.0.26 prior, v8.0 throug...

EUVD-2025-198708

NULL pointer dereference in coapdtlsgeneratecookie in src/coapopenssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted DTLS handshake that triggers SSLgetSSLCTX to return NULL...

EUVD-2025-198711

Array index error in tlsverifycallback in src/coapopenssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted DTLS handshake that triggers SSLgetexdataX509STORECTXidx to return -1...

EUVD-2025-198706

Null pointer dereference in coapdtlsinfocallback in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a DTLS handshake where SSLgetappdata returns NULL...

EUVD-2025-198712

NULL pointer dereference in coapdtlsgeneratecookie in src/coapopenssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted DTLS handshake that triggers SSLgetSSLCTX to return NULL...

EUVD-2025-198713

NULL pointer dereference in coapdtlsgeneratecookie in src/coapopenssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted DTLS handshake that triggers SSLgetSSLCTX to return NULL...

EUVD-2025-198710

NULL pointer dereference in coapdtlsgeneratecookie in src/coapopenssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted DTLS handshake that triggers SSLgetSSLCTX to return NULL...

Improper Validation of Array Index

Overview Affected versions of this package are vulnerable to Improper Validation of Array Index via the tlsverifycallback function. An attacker can cause the application to crash by sending a specially crafted DTLS handshake that results in SSLgetexdataX509STORECTXidx returning -1. Remediation...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference via the coapdtlsgeneratecookie function. An attacker can cause a crash of the application by sending a specially crafted DTLS handshake that results in SSLgetSSLCTX returning NULL. Remediation Upgrade libcoap to...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference in the coapdtlsgeneratecookie function. An attacker can cause the application to crash by sending a specially crafted DTLS handshake that results in SSLgetSSLCTX returning NULL. Remediation Upgrade libcoap to...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference via the coapdtlsgeneratecookie function. An attacker can cause the application to crash by sending a specially crafted DTLS handshake that results in SSLgetSSLCTX returning NULL. Remediation Upgrade libcoap to...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference via the coapdtlsinfocallback function when a DTLS handshake occurs and SSLgetappdata returns NULL. An attacker can cause the application to crash by initiating a specially crafted DTLS handshake. Remediation...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference via the coapdtlsgeneratecookie function. An attacker can cause a crash of the process by sending a specially crafted DTLS handshake that results in SSLgetSSLCTX returning NULL. Remediation Upgrade libcoap to...

CVE-2025-65498

NULL pointer dereference in coapdtlsgeneratecookie in src/coapopenssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted DTLS handshake that triggers SSLgetSSLCTX to return NULL...

CVE-2025-65499

Array index error in tlsverifycallback in src/coapopenssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted DTLS handshake that triggers SSLgetexdataX509STORECTXidx to return -1...

CVE-2025-65501

Null pointer dereference in coapdtlsinfocallback in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a DTLS handshake where SSLgetappdata returns NULL...

DEBIAN-CVE-2025-65499

Array index error in tlsverifycallback in src/coapopenssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted DTLS handshake that triggers SSLgetexdataX509STORECTXidx to return -1...

DEBIAN-CVE-2025-65497

NULL pointer dereference in coapdtlsgeneratecookie in src/coapopenssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted DTLS handshake that triggers SSLgetSSLCTX to return NULL...

DEBIAN-CVE-2025-65498

NULL pointer dereference in coapdtlsgeneratecookie in src/coapopenssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted DTLS handshake that triggers SSLgetSSLCTX to return NULL...