PT-2023-29034 · Nothings+3 · Stb+3

Nbickford-Nv · Published 2023-02-21 · Updated 2025-06-17 · CVE-2023-43898

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Nothings stb version 2.28

Description The issue is related to a Null Pointer Dereference via the stbi convert format function, allowing attackers to cause a Denial of Service (DoS) by using a crafted pic file.

Recommendations For Nothings stb version 2.28, consider disabling the stbi convert format function as a temporary workaround until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

ALT-PU-2023-7362

ALT-PU-2024-11393

BDU:2026-01438

CVE-2023-43898

OESA-2023-1837

Affected Products

Alt Linux

Astra Linux

Debian

Stb

References · 18

• 🔥 https://github.com/nothings/stb/issues/1452 · Exploit
• 🔥 https://github.com/peccc/null-stb · Exploit
• https://github.com/nothings/stb/pull/1454 · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-43898 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-43898 · Security Note
• https://osv.dev/vulnerability/CVE-2023-43898 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se16-bulletin-20251225SE16 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-43898 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-01438 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2023-43898 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-43898 · Vendor Advisory
• https://osv.dev/vulnerability/OESA-2023-1837 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2023-43898 · Security Note
• https://github.com/nothings/stb/issues/1521 · Note
• https://t.me/cibsecurity/71529 · Telegram Post