CVE-2021-37789
stb_image.h 2.27 has a heap-based buffer over in stbi__jpeg_load, leading to Information...
stb_image.h 2.27 has a heap-based buffer over in stbi__jpeg_load, leading to Information Disclosure or Denial of Service.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
stb_image.h 2.27 has a heap-based buffer over in stbi__jpeg_load, leading to Information Disclosure or Denial of Service.
- Record
CVE-2021-37789- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE List
stb_image.h 2.27 has a heap-based buffer over in stbi__jpeg_load, leading to Information Disclosure or Denial of Service.
- Record
CVE-2021-37789- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
EUVDEUVD-2021-24270
stb_image.h 2.27 has a heap-based buffer over in stbi__jpeg_load, leading to Information Disclosure or Denial of Service.
- Record
EUVD-2021-24270- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-3fjh-5fm6-fqmw
stb_image.h 2.27 has a heap-based buffer over in stbi__jpeg_load, leading to Information...
stb_image.h 2.27 has a heap-based buffer over in stbi__jpeg_load, leading to Information Disclosure or Denial of Service.
- Record
GHSA-3fjh-5fm6-fqmw- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
OSV
stb_image.h 2.27 has a heap-based buffer over in stbi__jpeg_load, leading to Information Disclosure or Denial of Service.
- Record
CVE-2021-37789- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2021-37789
stb_image.h 2.27 has a heap-based buffer over in stbi__jpeg_load, leading to Information Disclosure or Denial of Service.
- Record
DEBIAN-CVE-2021-37789- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2021-37789
stb_image.h 2.27 has a heap-based buffer over in stbi__jpeg_load, leading to Information Disclosure or Denial of Service.
- Record
UBUNTU-CVE-2021-37789- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
libstbDebian:12 |
before 0.0~git20210910.af1a5bc+ds-1 | 0.0~git20210910.af1a5bc+ds-1 |
libstbDebian:13 |
before 0.0~git20210910.af1a5bc+ds-1 | 0.0~git20210910.af1a5bc+ds-1 |
libstbDebian:14 |
before 0.0~git20210910.af1a5bc+ds-1 | 0.0~git20210910.af1a5bc+ds-1 |
libstbDebian:10 From an advisory covering 13 CVEs |
before 0.0~git20180212.15.e6afb9c-1+deb10u1, plus listed versions 0.0~git20180212.15.e6afb9c-1 |
0.0~git20180212.15.e6afb9c-1+deb10u1 |
libstbDebian:11 From an advisory covering 5 CVEs |
before 0.0~git20200713.b42009b+ds-1+deb11u1, plus listed versions 0.0~git20200713.b42009b+ds-1 |
0.0~git20200713.b42009b+ds-1+deb11u1 |
libstbUbuntu:20.04:LTS |
All versions, plus listed versions 0.0~git20190817.1.052dce1-1 |
None known |
libstbUbuntu:22.04:LTS |
All versions, plus listed versions 0.0~git20200713.b42009b+ds-10.0~git20210910.af1a5bc+ds-1 |
None known |
libstbUbuntu:24.04:LTS |
All versions, plus listed versions 0.0~git20230129.5736b15+ds-10.0~git20230129.5736b15+ds-1.10.0~git20230129.5736b15+ds-1.2 |
None known |
libstbUbuntu:25.10 |
All versions, plus listed versions 0.0~git20240715.f7f20f39fe4f+ds-10.0~git20241109.5c20573+ds-1 |
None known |
libstbUbuntu:26.10 |
All versions, plus listed versions 0.0~git20250907.fede005+ds-1 |
None known |
libstbUbuntu:26.04:LTS |
All versions, plus listed versions 0.0~git20241109.5c20573+ds-10.0~git20250907.fede005+ds-1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-37789 is a high vulnerability (CVSS 8.1) in Stb Project Stb, published November 2, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.00%, the 63rd percentile. Fixed in libstb 0.0~git20210910.af1a5bc+ds-1.