CVE-2025-65494

NULL pointer dereference in getsanorcnfromcert in src/coapopenssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted X.509 certificate that causes skGENERALNAMEvalue to return NULL...

CVE-2025-65496

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-2025-65493

CVE-2025-65493 affects libcoap (C implementation). A NULL pointer dereference in src/coap_openssl.c (BIO_get_data()) allows a remote attacker to cause DoS via a crafted DTLS/TLS connection on libcoap 4.3.5. Fedora advisories show fixes in libcoap-4.3.5a-1 for FC42/FC43; platforms openSUSE and EUV...

CVE-2025-65498

CVE-2025-65498 affects libcoap (core library) with a NULL pointer dereference in coap_dtls_generate_cookie() (src/coap_openssl.c) of libcoap 4.3.5, allowing remote attackers to cause a denial of service during a crafted DTLS handshake when SSL_get_SSL_CTX() returns NULL. Public references list li...

PT-2025-47914

NULL pointer dereference in coap dtls generate cookie in src/coap openssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted DTLS handshake that triggers SSL get SSL CTX to return NULL...

libcoap 安全漏洞

libcoap is a C implementation of a lightweight application protocol open-sourced by obgm. A security vulnerability exists in libcoap version 4.3.5, which stems from a null pointer dereference in the coapdtlsgeneratecookie function in src/coapopenssl.c, which could lead to a denial of service atta...

Linux Distros Unpatched Vulnerability : CVE-2025-65494

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - NULL pointer dereference in getsanorcnfromcert in src/coapopenssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted X.5...

CVE-2025-65493

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

EulerOS 2.0 SP13 : libtiff (EulerOS-SA-2025-2449)

According to the versions of the libtiff package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A vulnerability classified as problematic was found in libtiff 4.6.0. This vulnerability affects the function PSLvl2page of the file tools/tiff2ps...

Updated ffmpeg packages fix security vulnerabilities

FFmpeg v.n6.1-3-g466799d4f5 allows an attacker to trigger use of a parameter of negative size in the avsamplessetsilence function in thelibavutil/samplefmt.c:260:9 component. CVE-2023-50007 FFmpeg v.n6.1-3-g466799d4f5 allows memory consumption when using the colorcorrect filter, in the avmalloc...

CVE-2025-64169 Wazuh NULL pointer dereference in fim_alert line 666

Wazuh is a free and open source platform used for threat prevention, detection, and response. From version 3.7.0 to before 4.12.0, fimalert implementation does not check whether oldsum-md5 is NULL or not before dereferencing it. A compromised agent can cause a crash of analysisd by sending a...

EulerOS 2.0 SP13 : openjpeg2 (EulerOS-SA-2025-2451)

According to the versions of the openjpeg2 package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : openjpeg v 2.5.0 was discovered to contain a NULL pointer dereference via the component /openjp2/dwt.c.CVE-2025-50952 Tenable has extracted the...

EulerOS 2.0 SP13 : openjpeg2 (EulerOS-SA-2025-2441)

According to the versions of the openjpeg2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : openjpeg v 2.5.0 was discovered to contain a NULL pointer dereference via the component /openjp2/dwt.c.CVE-2025-50952 Tenable has extracted the...

TencentOS Server 4: kernel (TSSA-2025:0429)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2025:0429 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities...

TencentOS Server 4: libsoup3 (TSSA-2025:0587)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2025:0587 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities...

TencentOS Server 4: augeas (TSSA-2025:0277)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2025:0277 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities:...

TencentOS Server 4: ffmpeg (TSSA-2025:0714)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2025:0714 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities...

TencentOS Server 4: unbound (TSSA-2025:0512)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2025:0512 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities...

CVE-2025-13397

A security vulnerability has been detected in mrubyc up to 3.4. This impacts the function mrbcrawrealloc of the file src/alloc.c. Such manipulation of the argument ptr leads to null pointer dereference. An attack has to be approached locally. The name of the patch is...

CVE-2025-13397 mrubyc alloc.c mrbc_raw_realloc null pointer dereference

A security vulnerability has been detected in mrubyc up to 3.4. This impacts the function mrbcrawrealloc of the file src/alloc.c. Such manipulation of the argument ptr leads to null pointer dereference. An attack has to be approached locally. The name of the patch is...