Out-of-bounds Read in Nothings Stb
CVE-2023-45661
stb_image is a single file MIT licensed library for processing images. A crafted image file may trigger out of bounds memcpy read in `stbi__gif_load_next`. This happens because two_back points to a memory address lower than the start of the buffer out. This issue may be used to leak internal memory allocation information.
Vulnerability class: Buffer Overflow
EPSS: 0.006 (44.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L.
Affected products
- Nothings Stb — versions <= 2.28
- Nothings Stb_image.h — versions 2.28
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)
- security-advisories@github.com (Patch, Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com (Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com
- security-advisories@github.com
- security-advisories@github.com
Frequently asked questions
- What is CVE-2023-45661?
- CVE-2023-45661 is a medium-severity vulnerability in Nothings Stb, classified under Out-of-bounds Read. CVSS score: 6.5/10. Published 2023-10-21.
- How severe is CVE-2023-45661?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2023-45661 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.