systemd:fuzz-network-parser: Heap-buffer-overflow in config_parse_ets_prio

2020-07-04T09:07:33
ID OSSFUZZ-23895
Type ossfuzz
Reporter Google
Modified 2020-07-07T08:43:43

Description

Project: https://github.com/systemd/systemd.git

Detailed Report: https://oss-fuzz.com/testcase?key=6247961001197568

Project: systemd Fuzzing Engine: honggfuzz Fuzz Target: fuzz-network-parser Job Type: honggfuzz_asan_systemd Platform Id: linux

Crash Type: Heap-buffer-overflow WRITE 1 Crash Address: 0x616000006898 Crash State: config_parse_ets_prio next_assignment parse_line

Sanitizer: address (ASAN)

Recommended Security Severity: High

Regressed: https://oss-fuzz.com/revisions?job=honggfuzz_asan_systemd&range=202006240158:202006250156

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=6247961001197568

Issue filed automatically.

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This bug is subject to a 90 day disclosure deadline. If 90 days elapse without an upstream patch, then the bug report will automatically become visible to the public.