Out-of-bounds Read in Llvm

CVE-2023-29939

llvm-project commit a0138390 was discovered to contain a segmentation fault via the component mlir::spirv::TargetEnv::TargetEnv(mlir::spirv::TargetEnvAttr).

Vulnerability class: Buffer Overflow

EPSS: 0.002 (12.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

  • Llvm — versions 2023-01-12
  • N/a — versions n/a

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-29939?
CVE-2023-29939 is a medium-severity vulnerability in Llvm, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2023-05-05.
How severe is CVE-2023-29939?
Medium severity. CVSS v3 base score is 5.5 out of 10.