CVE-2026-26452

The ccoap software (specifically commit 77f55c4b466e99327c24ace8a2913d3ba7e2ccd5) contains a vulnerability in its option parsing logic . Processing COAP messages that contain invalid option numbers can trigger a segmentation fault , leading to a denial of service. The CVSS 3.1 score for this vuln...

CVE-2026-26459: Out-of-bounds Write

ccoap 77f55c4b466e99327c24ace8a2913d3ba7e2ccd5 contains a vulnerability in the option parsing logic that causes a segmentation fault when processing malformed COAP messages with insufficient option data...

EUVD-2026-67099

ccoap 77f55c4b466e99327c24ace8a2913d3ba7e2ccd5 contains a vulnerability in the option parsing logic that causes a segmentation fault when processing malformed COAP messages with insufficient option data...

EUVD-2026-67096

ccoap 77f55c4b466e99327c24ace8a2913d3ba7e2ccd5 contains a null pointer dereference vulnerability in the coapserverhandlesession function when processing COAP messages containing URIPATH options with NULL data pointers. When the server searches for a URIPATH option matching the string "separate", ...

CVE-2026-26453

The ccoap library (version 77f55c4b466e99327c24ace8a2913d3ba7e2ccd5 ) contains a null pointer dereference vulnerability within the coap_server_handle_session() function. The issue occurs when processing COAP messages that include URI_PATH options with NULL data pointers. Specifically, when the se...

CVE-2026-26453

ccoap 77f55c4b466e99327c24ace8a2913d3ba7e2ccd5 contains a null pointer dereference vulnerability in the coapserverhandlesession function when processing COAP messages containing URIPATH options with NULL data pointers. When the server searches for a URIPATH option matching the string "separate", ...

CVE-2026-26453: NULL Pointer Dereference

ccoap 77f55c4b466e99327c24ace8a2913d3ba7e2ccd5 contains a null pointer dereference vulnerability in the coapserverhandlesession function when processing COAP messages containing URIPATH options with NULL data pointers. When the server searches for a URIPATH option matching the string "separate", ...

CVE-2026-26453

ccoap 77f55c4b466e99327c24ace8a2913d3ba7e2ccd5 contains a null pointer dereference vulnerability in the coapserverhandlesession function when processing COAP messages containing URIPATH options with NULL data pointers. When the server searches for a URIPATH option matching the string "separate", ...

PT-2026-82512

Name of the Vulnerable Software and Affected Versions ccoap version 77f55c4b466e99327c24ace8a2913d3ba7e2ccd5 Description A null pointer dereference occurs in the coap server handle session function when processing COAP messages that include URI PATH options with NULL data pointers. The issue aris...

CVE-2026-26459

ccoap 77f55c4b466e99327c24ace8a2913d3ba7e2ccd5 contains a vulnerability in the option parsing logic that causes a segmentation fault when processing malformed COAP messages with insufficient option data...

CVE-2026-81575: Improper Handling of Length Parameter Inconsistency

If configured as a server, CodeMeter Runtime before versions 8.41a and 9.10 accepts requests with opcode 0x5e, which contain the data length and the data itself. Missing bounds checking on the data length value can lead to out of bounds reads, causing a segmentation fault that ultimately crashes...

CVE-2026-26452

ccoap 77f55c4b466e99327c24ace8a2913d3ba7e2ccd5 lcontains a vulnerability in the option parsing logic that causes a segmentation fault when processing COAP messages containing invalid option numbers...

CVE-2026-26459

The ccoap library (commit 77f55c4b466e99327c24ace8a2913d3ba7e2ccd5) contains a vulnerability in its option parsing logic . When processing malformed COAP messages with insufficient option data, the software can experience a segmentation fault . This vulnerability results in a High availability im...

PT-2026-82515

ccoap 77f55c4b466e99327c24ace8a2913d3ba7e2ccd5 contains a vulnerability in the option parsing logic that causes a segmentation fault when processing malformed COAP messages with insufficient option data...

Security Bulletin: Security vulnerability affects IBM® SDK, Java™ Technology Edition (CVE-2026-16440)

Summary Security vulnerability has been addressed in IBM® SDK, Java™ Technology Edition. Vulnerability Details CVEID:CVE-2026-16440 DESCRIPTION: In Eclipse OpenJ9 versions up to 0.60, a crafted .class file with deeply nested annotations causes a segmentation fault. CWE:CWE-674: Uncontrolled...

CVE-2026-74751

In the Linux kernel, the following vulnerability has been resolved: riscv: lib: Fix ZBB strnlen reading past count boundary The ZBB-optimized strnlen loop loads one word ahead before checking the aligned boundary: REGL t1, SZREGt0 // load next word addi t0, t0, SZREG // advance orc.b t1, t1 bgeu...

CVE-2026-74751

In the Linux kernel, the following vulnerability has been resolved: riscv: lib: Fix ZBB strnlen reading past count boundary The ZBB-optimized strnlen loop loads one word ahead before checking the aligned boundary: REGL t1, SZREGt0 // load next word addi t0, t0, SZREG // advance orc.b t1, t1 bgeu...

UBUNTU-CVE-2026-74751

In the Linux kernel, the following vulnerability has been resolved: riscv: lib: Fix ZBB strnlen reading past count boundary The ZBB-optimized strnlen loop loads one word ahead before checking the aligned boundary: REGL t1, SZREGt0 // load next word addi t0, t0, SZREG // advance orc.b t1, t1 bgeu...

CVE-2026-74751 riscv: lib: Fix ZBB strnlen reading past count boundary

In the Linux kernel, the following vulnerability has been resolved: riscv: lib: Fix ZBB strnlen reading past count boundary The ZBB-optimized strnlen loop loads one word ahead before checking the aligned boundary: REGL t1, SZREGt0 // load next word addi t0, t0, SZREG // advance orc.b t1, t1 bgeu...

CVE-2026-74751

CVE-2026-74751 is a bug in the Linux kernel's RISC-V ZBB-optimized strnlen function. The loop loads one word ahead of the aligned boundary before performing the boundary check. When the string pointer is aligned and the count is a multiple of the word size, the loop can read a full word at exactl...