Описание
Protobuf: Denial of Service issue through malicious messages containing negative varints or deep recursion
Impact
A Denial of Service (DoS) vulnerability exists in the Protobuf PHP library during the parsing of untrusted input. Maliciously structured messages—specifically those containing negative varints or deep recursion—can be used to crash the application, impacting service availability.
Patches
Patches have been released to 5.34.0-RC1 and 4.33.6.
Ссылки
- https://github.com/protocolbuffers/protobuf/security/advisories/GHSA-p2gh-cfq4-4wjc
- https://nvd.nist.gov/vuln/detail/CVE-2026-6409
- https://github.com/protocolbuffers/protobuf/issues/24159
- https://github.com/protocolbuffers/protobuf/issues/25067
- https://github.com/protocolbuffers/protobuf/commit/60e93d2d104f2af9cd345b1c6f3891d91430244a
- https://github.com/protocolbuffers/protobuf/commit/c8e9b27d95c6ab2d0668b5889e7dac2c477b7038
Пакеты
google/protobuf
< 4.33.6
4.33.6
Связанные уязвимости
A Denial of Service (DoS) vulnerability exists in the Protobuf PHP library during the parsing of untrusted input. Maliciously structured messages—specifically those containing negative varints or deep recursion—can be used to crash the application, impacting service availability.
A Denial of Service (DoS) vulnerability exists in the Protobuf PHP library during the parsing of untrusted input. Maliciously structured messages—specifically those containing negative varints or deep recursion—can be used to crash the application, impacting service availability.
Denial of Service (DoS) vulnerability exists in the Protobuf PHP library during the parsing of untrusted input
A Denial of Service (DoS) vulnerability exists in the Protobuf PHP lib ...
Уязвимость библиотеки сериализации данных protobuf, связанная с недостаточной проверкой вводимых данных, позволяющая нарушителю вызвать отказ в обслуживании