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.
Product
azure linux protobuf vulnerabilities
2 published CVES affecting azure linux protobuf, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).
- Total
- 2
- Critical
- 0
- High
- 2
- Medium
- 0
- Low
- 0
- Unscored
- 0
- CISA KEV
- 0
Latest azure linux protobuf CVEs
Newest publication first
-
HighCVSS 7.1 EPSS 0.36%
-
HighCVSS 8.2 EPSS 0.26%
Any project that uses Protobuf Pure-Python backend to parse untrusted Protocol Buffers data containing an arbitrary number of recursive groups, recursive messages or a series of SGROUP tags can be corrupted by exceeding the Python recursion limit. This can result in a Denial of s...
Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.