CVE-2022-27938 — MEDIUM (5.5)

Q: What is CVE-2022-27938?

CVE-2022-27938 is a vulnerability with a CVSS score of 5.5 (MEDIUM). stb_image.h (aka the stb image loader) 2.19, as used in libsixel and other products, has a reachable assertion in stbi__create_png_image_raw.

Q: How severe is CVE-2022-27938?

CVE-2022-27938 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2022-27938?

Check the references section above for vendor advisories and patch information. Affected products include: Libsixel Libsixel, Saitoha Libsixel.

Vulnerability Description

stb_image.h (aka the stb image loader) 2.19, as used in libsixel and other products, has a reachable assertion in stbi__create_png_image_raw.

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Libsixel	Libsixel	< 1.10.4
Saitoha	Libsixel	< 1.8.7

Related Weaknesses (CWE)

CWE-617

References

https://github.com/saitoha/libsixel/issues/163ExploitIssue TrackingPatch
https://github.com/saitoha/libsixel/issues/163ExploitIssue TrackingPatch

FAQ

What is CVE-2022-27938?

CVE-2022-27938 is a vulnerability with a CVSS score of 5.5 (MEDIUM). stb_image.h (aka the stb image loader) 2.19, as used in libsixel and other products, has a reachable assertion in stbi__create_png_image_raw.

How severe is CVE-2022-27938?

CVE-2022-27938 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-27938?

Check the references section above for vendor advisories and patch information. Affected products include: Libsixel Libsixel, Saitoha Libsixel.