CVE-2021-33602

Signals

NVD · CVE-2026-64604 · In the Linux kernel, the following vulnerability has been resolved: KVM: VMX: Grab vmcs12 on CR8 interception update iff vCPU is in guest mode When updating CR8NVD · CVE-2026-64603 · In the Linux kernel, the following vulnerability has been resolved: platform/x86: intel-hid: Protect ACPI notify handler against recursion Since commit e2ffcda1NVD · CVE-2026-64602 · In the Linux kernel, the following vulnerability has been resolved: iio: adc: spear: Initialize completion before requesting IRQ In the report from Jaeyoung ChuNVD · CVE-2026-64601 · In the Linux kernel, the following vulnerability has been resolved: ALSA: us144mkii: capture_urb_complete: redundant usb_anchor_urb corrupts anchor list on eachCISA KEV · CVE-2026-63077 · 9.8 · JetBrains TeamCity Deserialization of Untrusted Data Vulnerability · Added 2026-08-05 · Due 2026-08-08CISA KEV · CVE-2026-18556 · 7.4 · N-able N-central Authentication Bypass Using an Alternate Path or Channel Vulnerability · Added 2026-08-04 · Due 2026-08-07NVD · CVE-2026-64604 · In the Linux kernel, the following vulnerability has been resolved: KVM: VMX: Grab vmcs12 on CR8 interception update iff vCPU is in guest mode When updating CR8NVD · CVE-2026-64603 · In the Linux kernel, the following vulnerability has been resolved: platform/x86: intel-hid: Protect ACPI notify handler against recursion Since commit e2ffcda1NVD · CVE-2026-64602 · In the Linux kernel, the following vulnerability has been resolved: iio: adc: spear: Initialize completion before requesting IRQ In the report from Jaeyoung ChuNVD · CVE-2026-64601 · In the Linux kernel, the following vulnerability has been resolved: ALSA: us144mkii: capture_urb_complete: redundant usb_anchor_urb corrupts anchor list on eachCISA KEV · CVE-2026-63077 · 9.8 · JetBrains TeamCity Deserialization of Untrusted Data Vulnerability · Added 2026-08-05 · Due 2026-08-08CISA KEV · CVE-2026-18556 · 7.4 · N-able N-central Authentication Bypass Using an Alternate Path or Channel Vulnerability · Added 2026-08-04 · Due 2026-08-07

CVE Database · CVE-2021-33602

CVE-2021-33602

· MEDIUMModified

CVSS v3.1

5.5

EPSS

0.59%

Published

Oct 6, 2021

Modified

Nov 21, 2024

Public PoC / Exploit (1)

All weaponized →

TrickestTrickest PoC index

Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.

Description

A vulnerability affecting the F-Secure Antivirus engine was discovered when the engine tries to unpack a zip archive (LZW decompression method), and this can crash the scanning engine. The vulnerability can be exploited remotely by an attacker. A successful attack will result in Denial-of-Service of the Anti-Virus engine.

CVSS Vector

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

Affected Products (4)

f-secure · atlantvulnerable

f-secure · cloud_protectionvulnerable

f-secure · internet_gatekeepervulnerable

f-secure · linux_securityvulnerable

References (2)

https://www.f-secure.com/en/business/support-and-downloads/security-advisories

Vendor Advisory

https://www.f-secure.com/en/business/support-and-downloads/security-advisories

Vendor Advisory

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