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CVE-2021-39518

6.5 MEDIUM

An issue was discovered in libjpeg through 2020021

Published: 2021-09-20 · Last updated: 2026-06-17

Severity and scoring

CVSS
6.5 MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CWE
CWE-787

Affected products

VendorProduct
jpeglibjpeg

Description

An issue was discovered in libjpeg through 2020021. LineBuffer::FetchRegion() in linebuffer.cpp has a heap-based buffer overflow.

Source: NVD

References

Related CVEs

Same vendor

  • CVE-2021-39520 — An issue was discovered in libjpeg through 2020021 (6.5 MEDIUM)
  • CVE-2021-39519 — An issue was discovered in libjpeg through 2020021 (6.5 MEDIUM)
  • CVE-2021-39517 — An issue was discovered in libjpeg through 2020021 (6.5 MEDIUM)
  • CVE-2021-39516 — An issue was discovered in libjpeg through 2020021 (6.5 MEDIUM)
  • CVE-2021-39515 — An issue was discovered in libjpeg through 2020021 (6.5 MEDIUM)

Same CWE

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  • CVE-2026-47749 — stable-diffusion.cpp is a pure C/C++ library for running diffusion model (Stable Diffusion, Flux, Wan, Qwen Image, Z-Image, and more) inf... (7.8 HIGH)
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