Security Bulletin: IBM Operational Decision Manager for December 2025 - Multiple CVEs addressed

Summary IBM Operational Decision Manager is vulnerable to multiple remote code execution and denial of service attacks in third party and open source used in the product for various functions. See full list below. The vulnerabilities have been addressed Vulnerability Details CVEID:CVE-2025-58056...

PT-2026-5339

Name of the Vulnerable Software and Affected Versions Monkey affected versions not specified Description A use-after-free issue exists in the mk http request end function located in mk server/mk http.c. This flaw allows attackers to potentially cause a Denial of Service DoS by sending a specially...

CVE-2025-63658: Stack-based Buffer Overflow

A stack overflow in the mkhttpindexlookup function mkserver/mkhttp.c of monkey commit f37e984 allows attackers to cause a Denial of Service DoS via sending a crafted HTTP request to the server...

CVE-2025-63656: Out-of-bounds Read

An out-of-bounds read in the headercmp function mkserver/mkhttpparser.c of monkey commit f37e984 allows attackers to cause a Denial of Service DoS via sending a crafted HTTP request to the server...

CVE-2025-63652: Use After Free

A use-after-free in the mkhttprequestend function mkserver/mkhttp.c of monkey commit f37e984 allows attackers to cause a Denial of Service DoS via sending a crafted HTTP request to the server...

CVE-2025-63651: Use After Free

A use-after-free in the mkstringcharsearch function mkcore/mkstring.c of monkey commit f37e984 allows attackers to cause a Denial of Service DoS via sending a crafted HTTP request to the server...

CVE-2025-63650

An out-of-bounds read in the mkptrtobuf in mkcore function mkmemory.c of monkey commit f37e984 allows attackers to cause a Denial of Service DoS via sending a crafted HTTP request to the server...

EUVD-2025-206527

A use-after-free in the mkhttprequestend function mkserver/mkhttp.c of monkey commit f37e984 allows attackers to cause a Denial of Service DoS via sending a crafted HTTP request to the server...

EUVD-2025-206528

A use-after-free in the mkstringcharsearch function mkcore/mkstring.c of monkey commit f37e984 allows attackers to cause a Denial of Service DoS via sending a crafted HTTP request to the server...

CVE-2025-63651

A use-after-free in the mkstringcharsearch function mkcore/mkstring.c of monkey commit f37e984 allows attackers to cause a Denial of Service DoS via sending a crafted HTTP request to the server...

CVE-2025-63650

An out-of-bounds read in the mkptrtobuf in mkcore function mkmemory.c of monkey commit f37e984 allows attackers to cause a Denial of Service DoS via sending a crafted HTTP request to the server...

CVE-2025-63651

A use-after-free in the mkstringcharsearch function mkcore/mkstring.c of monkey commit f37e984 allows attackers to cause a Denial of Service DoS via sending a crafted HTTP request to the server...

CVE-2025-63657: Out-of-bounds Read

An out-of-bounds read in the mkmimetypefind function mkserver/mkmimetype.c of monkey commit f37e984 allows attackers to cause a Denial of Service DoS via sending a crafted HTTP request to the server...

CVE-2025-63652

A use-after-free in the mkhttprequestend function mkserver/mkhttp.c of monkey commit f37e984 allows attackers to cause a Denial of Service DoS via sending a crafted HTTP request to the server...

CVE-2025-63650

An out-of-bounds read in the mkptrtobuf in mkcore function mkmemory.c of monkey commit f37e984 allows attackers to cause a Denial of Service DoS via sending a crafted HTTP request to the server...

CVE-2025-63656

An out-of-bounds read in the headercmp function mkserver/mkhttpparser.c of monkey commit f37e984 allows attackers to cause a Denial of Service DoS via sending a crafted HTTP request to the server...

CVE-2025-63657

An out-of-bounds read in the mkmimetypefind function mkserver/mkmimetype.c of monkey commit f37e984 allows attackers to cause a Denial of Service DoS via sending a crafted HTTP request to the server...

CVE-2025-63655

A NULL pointer dereference in the mkhttprangeparse function mkserver/mkhttp.c of monkey commit f37e984 allows attackers to cause a Denial of Service DoS via sending a crafted HTTP request to the server...

CVE-2025-63658

A stack overflow in the mkhttpindexlookup function mkserver/mkhttp.c of monkey commit f37e984 allows attackers to cause a Denial of Service DoS via sending a crafted HTTP request to the server...

CVE-2025-63651

A use-after-free in the mkstringcharsearch function mkcore/mkstring.c of monkey commit f37e984 allows attackers to cause a Denial of Service DoS via sending a crafted HTTP request to the server...