CVE-2026-110258 OW2 ASM 3.0 before 9.11 Excessive Memory Allocation via Multiple RET Instructions

OW2 ASM 3.0 before 9.11 contains an excessive memory allocation vulnerability in Label.addSubroutineRetSuccessors that fails to enforce the single-RET-per-JSR rule. Attackers can supply a crafted invalid class file with multiple RET instructions for one JSR, triggering a roughly 2 GB allocation...

CVE-2026-110258 OW2 ASM 3.0 before 9.11 Excessive Memory Allocation via Multiple RET Instructions

OW2 ASM 3.0 before 9.11 contains an excessive memory allocation vulnerability in Label.addSubroutineRetSuccessors that fails to enforce the single-RET-per-JSR rule. Attackers can supply a crafted invalid class file with multiple RET instructions for one JSR, triggering a roughly 2 GB allocation...

CVE-2026-110258 OW2 ASM 3.0 before 9.11 Excessive Memory Allocation via Multiple RET Instructions

OW2 ASM 3.0 before 9.11 contains an excessive memory allocation vulnerability in Label.addSubroutineRetSuccessors that fails to enforce the single-RET-per-JSR rule. Attackers can supply a crafted invalid class file with multiple RET instructions for one JSR, triggering a roughly 2 GB allocation...

CVE-2026-110257

OW2 ASM 5.0 before 9.11 contains an excessive memory allocation vulnerability in ClassReader.readBootstrapMethodsAttribute that sizes an int array from numbootstrapmethods without validating attributelength. Attackers can supply a crafted class file of about 100 bytes that forces roughly 2 GB...

CVE-2026-110257 OW2 ASM 5.0 before 9.11 Excessive Memory Allocation via BootstrapMethods Attribute

OW2 ASM 5.0 before 9.11 contains an excessive memory allocation vulnerability in ClassReader.readBootstrapMethodsAttribute that sizes an int array from numbootstrapmethods without validating attributelength. Attackers can supply a crafted class file of about 100 bytes that forces roughly 2 GB...

CVE-2026-110257

OW2 ASM 5.0 before 9.11 contains an excessive memory allocation vulnerability in ClassReader.readBootstrapMethodsAttribute that sizes an int array from numbootstrapmethods without validating attributelength. Attackers can supply a crafted class file of about 100 bytes that forces roughly 2 GB...

CVE-2026-110257

OW2 ASM 5.0 versions prior to 9.11 are vulnerable to an excessive memory allocation vulnerability within the ClassReader.readBootstrapMethodsAttribute() function. The root cause is the failure to validate attribute_length when sizing an int array from num_bootstrap_methods . An attacker can provi...

CVE-2026-110257 OW2 ASM 5.0 before 9.11 Excessive Memory Allocation via BootstrapMethods Attribute

OW2 ASM 5.0 before 9.11 contains an excessive memory allocation vulnerability in ClassReader.readBootstrapMethodsAttribute that sizes an int array from numbootstrapmethods without validating attributelength. Attackers can supply a crafted class file of about 100 bytes that forces roughly 2 GB...

EUVD-2026-101211

OW2 ASM 5.0 before 9.11 contains an excessive memory allocation vulnerability in ClassReader.readBootstrapMethodsAttribute that sizes an int array from numbootstrapmethods without validating attributelength. Attackers can supply a crafted class file of about 100 bytes that forces roughly 2 GB...

CVE-2026-110257 OW2 ASM 5.0 before 9.11 Excessive Memory Allocation via BootstrapMethods Attribute

OW2 ASM 5.0 before 9.11 contains an excessive memory allocation vulnerability in ClassReader.readBootstrapMethodsAttribute that sizes an int array from numbootstrapmethods without validating attributelength. Attackers can supply a crafted class file of about 100 bytes that forces roughly 2 GB...

CVE-2026-110257: Memory Allocation with Excessive Size Value

OW2 ASM 5.0 before 9.11 contains an excessive memory allocation vulnerability in ClassReader.readBootstrapMethodsAttribute that sizes an int array from numbootstrapmethods without validating attributelength. Attackers can supply a crafted class file of about 100 bytes that forces roughly 2 GB...

PT-2026-114025

OW2 ASM 3.0 before 9.11 contains an uncontrolled recursion vulnerability in ClassWriter.replaceAsmInstructions that allows attackers to cause denial of service through crafted class files. Attackers can supply a class with a large method containing many long forward jumps, triggering unbounded...

PT-2026-114026

Name of the Vulnerable Software and Affected Versions OW2 ASM versions prior to 9.11 Description An issue exists where quadratic memory allocation occurs within the MethodWriter.computeMaxStackAndLocal and computeAllFrames functions when using COMPUTE MAXS or COMPUTE FRAMES. A remote actor can...

PT-2026-114033

Name of the Vulnerable Software and Affected Versions OW2 ASM versions 1.4.3 through 9.10 Description An excessive resource consumption issue exists in the Analyzer.analyze function. Attackers can cause a denial of service by providing specially crafted class files analyzed through BasicVerifier,...

CVE-2026-110263: Uncontrolled Recursion

OW2 ASM 3.0 before 9.11 contains an uncontrolled recursion vulnerability in SignatureReader.parseType that allows attackers to exhaust the stack via deeply nested generic type signatures. Attackers can supply a crafted class file with a long Signature attribute containing many nested type argumen...

PT-2026-114023

OW2 ASM 5.0 before 9.11 contains an excessive memory allocation vulnerability in ClassReader.readBootstrapMethodsAttribute that sizes an int array from num bootstrap methods without validating attribute length. Attackers can supply a crafted class file of about 100 bytes that forces roughly 2 GB...

CVE-2026-110591: Allocation of Resources Without Limits or Throttling

OW2 ASM 1.4.3 before 9.11 contains an excessive resource consumption vulnerability in Analyzer.analyze that allows attackers to exhaust memory and CPU via crafted class files. Attackers can supply class files analysed through BasicVerifier, SimpleVerifier or SourceInterpreter to trigger unbounded...

PT-2026-114028

OW2 ASM 3.1 before 9.11 contains an excessive memory allocation vulnerability in the asm-commons AdviceAdapter that allows attackers to exhaust memory by supplying crafted class files. Attackers can craft bytecode with many forward jump targets in constructors, causing unbounded stack copies in...

PT-2026-114024

OW2 ASM 3.0 before 9.11 contains an excessive memory allocation vulnerability in Label.addSubroutineRetSuccessors that fails to enforce the single-RET-per-JSR rule. Attackers can supply a crafted invalid class file with multiple RET instructions for one JSR, triggering a roughly 2 GB allocation...

CVE-2026-110258: Memory Allocation with Excessive Size Value

OW2 ASM 3.0 before 9.11 contains an excessive memory allocation vulnerability in Label.addSubroutineRetSuccessors that fails to enforce the single-RET-per-JSR rule. Attackers can supply a crafted invalid class file with multiple RET instructions for one JSR, triggering a roughly 2 GB allocation...