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protobuf: Incorrect parsing of nullchar in the proto symbol leads to Nullptr dereference

🗓️ 08 Nov 2022 10:04:17Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 12 Views

A protobuf flaw parses a NULL character in the proto symbol, causing a null pointer dereference and potential code execution.

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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8aarch64protobuf3.5.0-15.el8protobuf-3.5.0-15.el8.aarch64.rpm
Red Hat Enterprise Linux8i686protobuf3.5.0-15.el8protobuf-3.5.0-15.el8.i686.rpm
Red Hat Enterprise Linux8ppc64leprotobuf3.5.0-15.el8protobuf-3.5.0-15.el8.ppc64le.rpm
Red Hat Enterprise Linux8s390xprotobuf3.5.0-15.el8protobuf-3.5.0-15.el8.s390x.rpm
Red Hat Enterprise Linux8x86_64protobuf3.5.0-15.el8protobuf-3.5.0-15.el8.x86_64.rpm
Red Hat Enterprise Linux8aarch64protobuf-compiler3.5.0-15.el8protobuf-compiler-3.5.0-15.el8.aarch64.rpm
Red Hat Enterprise Linux8i686protobuf-compiler3.5.0-15.el8protobuf-compiler-3.5.0-15.el8.i686.rpm
Red Hat Enterprise Linux8ppc64leprotobuf-compiler3.5.0-15.el8protobuf-compiler-3.5.0-15.el8.ppc64le.rpm
Red Hat Enterprise Linux8s390xprotobuf-compiler3.5.0-15.el8protobuf-compiler-3.5.0-15.el8.s390x.rpm
Red Hat Enterprise Linux8x86_64protobuf-compiler3.5.0-15.el8protobuf-compiler-3.5.0-15.el8.x86_64.rpm
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03 Jul 2026 02:10Current
7.3High risk
Vulners AI Score7.3
CVSS 22.1
CVSS 3.15.5 - 6.5
EPSS0.0266
SSVC
CWE-476
protobuf vulnerabilitynull pointer dereferencenull character parsingremote code executionmemory access
12