CVE-2021-45911

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

An issue was discovered in gif2apng 1.9. There is a heap-based buffer overflow in the main function. It allows an attacker to write 2 bytes outside the boundaries of the buffer.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-787

Affected software

No affected versions have been published.

Timeline

Published: Dec 28, 2021
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2021

CVE-2021-459127.8An unauthenticated Named Pipe channel in Controlup Real-Time Agent (cuAgent.exe) before 8.5 potentially allows an attacker to run OS command CVE-2021-459137.2A hardcoded key in ControlUp Real-Time Agent (cuAgent.exe) before 8.2.5 may allow a potential attacker to run OS commands via a WCF channel.CVE-2021-459149.8In LuxSoft LuxCal Web Calendar before 5.2.0, an unauthenticated attacker can manipulate a POST request. This allows the attacker's session t CVE-2021-459159.8In LuxSoft LuxCal Web Calendar before 5.2.0, an unauthenticated attacker can manipulate a cookie value. This allows the attacker's session t CVE-2021-459163.5The programming function of Shockwall system has an improper input validation vulnerability. An authenticated attacker within the local area CVE-2021-459179.0The server-request receiver function of Shockwall system has an improper authentication vulnerability. An authenticated attacker of an agent CVE-2021-459187.5NHI’s health insurance web service component has insufficient validation for input string length, which can result in heap-based buffer over CVE-2021-459195.4Studio 42 elFinder through 2.1.31 allows XSS via an SVG document.CVE-2021-459255.3Observable discrepancies in the login process allow an attacker to guess legitimate user names registered in the BMC. This issue affects: La CVE-2021-459267.8MDB Tools (aka mdbtools) 0.9.2 has a stack-based buffer overflow (at 0x7ffd0c689be0) in mdb_numeric_to_string (called from mdb_xfer_bound_da CVE-2021-459277.8MDB Tools (aka mdbtools) 0.9.2 has a stack-based buffer overflow (at 0x7ffd6e029ee0) in mdb_numeric_to_string (called from mdb_xfer_bound_da CVE-2021-459285.5libjxl b02d6b9, as used in libvips 8.11 through 8.11.2 and other products, has an out-of-bounds write in jxl::ModularFrameDecoder::DecodeGro