RFR: 8331320: ClassFile API OutOfMemoryError with certain class files

Adam Sotona asotona at openjdk.org
Tue Apr 30 15:37:15 UTC 2024


Class files with specifically corrupted tableswitch or lookupswitch instructions in the bytecode cause OutOfMemoryError while parsing with Class-File API.
This patch performs additional checks to avoid OOME and adds relevant tests.

Please review.

Thank you,
Adam

-------------

Commit messages:
 - 8331320: ClassFile API OutOfMemoryError with certain class files

Changes: https://git.openjdk.org/jdk/pull/19024/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=19024&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8331320
  Stats: 60 lines in 2 files changed: 59 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/19024.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/19024/head:pull/19024

PR: https://git.openjdk.org/jdk/pull/19024


More information about the core-libs-dev mailing list