OSV-2020-853

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Import Source

https://github.com/google/oss-fuzz-vulns/blob/main/vulns/keystone/OSV-2020-853.yaml

JSON Data

https://api.osv.dev/v1/vulns/OSV-2020-853

Published

2020-07-14T22:13:46.021034Z

Modified

2026-01-17T14:11:57.438539Z

Summary

Use-of-uninitialized-value in llvm_ks::MCAssembler::computeFragmentSize

Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22482

Crash type: Use-of-uninitialized-value
Crash state:
llvm_ks::MCAssembler::computeFragmentSize
llvm_ks::MCAsmLayout::layoutFragment
llvm_ks::MCAsmLayout::ensureValid

References

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22482

Affected packages

OSS-Fuzz / keystone

Package

Name: keystone
Purl: pkg:generic/keystone

Affected ranges

Type: GIT
Repo: https://github.com/keystone-engine/keystone.git
Events: Introduced

105761ffe7176a60b4ff1b1c165ad937110ae63e

Affected versions

0.*

0.9.2

0.9.2-rc1

0.9.2-rc1.post1

0.9.2-rc1.post2

Ecosystem specific

{
    "severity": "MEDIUM"
}

Database specific

source

"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/keystone/OSV-2020-853.yaml"