CVE-2018-19759 — MEDIUM (5.5)

Vulnerability Description

There is a heap-based buffer over-read at stb_image_write.h (function: stbi_write_png_to_mem) in libsixel 1.8.2 that will cause a denial of service.

CVSS Score

5.5

MEDIUM

CVSS:3.0/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
Saitoha	Libsixel	1.8.2

Related Weaknesses (CWE)

CWE-125

References

https://bugzilla.redhat.com/show_bug.cgi?id=1649202ExploitIssue TrackingThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1649202ExploitIssue TrackingThird Party Advisory

FAQ

What is CVE-2018-19759?

CVE-2018-19759 is a vulnerability with a CVSS score of 5.5 (MEDIUM). There is a heap-based buffer over-read at stb_image_write.h (function: stbi_write_png_to_mem) in libsixel 1.8.2 that will cause a denial of service.

How severe is CVE-2018-19759?

CVE-2018-19759 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-2018-19759?

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