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    CVE-2022-3219

    GnuPG can be made to spin on a relatively small input by (for example) crafting a public key with thousands of signatures attached, compressed down to just a few KB.

    Published:Sep 15, 2022
    Last Modified:Mar 12, 2025
    EPS:Feb 23, 2023
    EPSS Score:0.00012
    CVSS Score:3.3

    Affected Products

    Vendor
    Gnupg
    Product
    Gnupg

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-787 Out-of-bounds Write

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-57062 (CVSS 2.9) — CMS (Cryptographic Message Syntax) parsing in gpgsm in GnuPG through 2.5.20 mishandles the CMS format for AES-…
    CVE-2026-24883 (CVSS 3.7) — In GnuPG before 2.5.17, a long signature packet length causes parse_signature to return success with sig->data…
    CVE-2026-24882 (CVSS 8.4) — In GnuPG before 2.5.17, a stack-based buffer overflow exists in tpm2daemon during handling of the PKDECRYPT co…
    CVE-2026-24881 (CVSS 8.1) — In GnuPG before 2.5.17, a crafted CMS (S/MIME) EnvelopedData message carrying an oversized wrapped session key…
    CVE-2025-68973 (CVSS 7.8) — In GnuPG before 2.4.9, armor_filter in g10/armor.c has two increments of an index variable where one is intend…
    CVE-2025-68972 (CVSS 5.9) — In GnuPG through 2.4.8, if a signed message has \f at the end of a plaintext line, an adversary can construct …
    CVE-2025-30258 (CVSS 2.7) — In GnuPG before 2.5.5, if a user chooses to import a certificate with certain crafted subkey data that lacks a…
    CVE-2022-3515 (CVSS 9.8) — A vulnerability was found in the Libksba library due to an integer overflow within the CRL parser. The vulnera…
    CVE-2022-34903 (CVSS 6.5) — GnuPG through 2.3.6, in unusual situations where an attacker possesses any secret-key information from a victi…
    CVE-2020-25125 (CVSS 7.8) — GnuPG 2.2.21 and 2.2.22 (and Gpg4win 3.1.12) has an array overflow, leading to a crash or possibly unspecified…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High