CVE Feed

    Dashboard / CVE / CVE-2021-4022

    CVE-2021-4022

    A vulnerability was found in rizin. The bug involves an ELF64 binary for the HPPA architecture. When a specially crafted binarygets analysed by rizin, it causes rizin to crash by freeing an uninitialized (and potentially user controlled, depending on the build) memory address.

    Published:Aug 25, 2022
    Last Modified:Nov 21, 2024
    EPS:Aug 25, 2022
    EPSS Score:0.00125
    CVSS Score:5.5

    Affected Products

    Vendor
    Rizin
    Product
    Rizin

    Exploits

    https://github.com/rizinorg/rizin/issues/2015https://github.com/rizinorg/rizin/issues/2015

    Related CVEs

    CVE-2026-45324 (CVSS 3.3) — Rizin is a UNIX-like reverse engineering framework and command-line toolset. There is a double free in librz/c…
    CVE-2026-45613 (CVSS 3.3) — Rizin is a UNIX-like reverse engineering framework and command-line toolset. There is a heap-buffer-overflow i…
    CVE-2026-31053 (CVSS 6.2) — A double free vulnerability exists in librz/bin/format/le/le.c in the function le_load_fixup_record(). When pr…
    CVE-2026-22780 (CVSS 4.4) — Rizin is a UNIX-like reverse engineering framework and command-line toolset. Prior to 0.8.2, a heap overflow c…
    CVE-2024-31668 (CVSS 9.1) — rizin before v0.6.3 is vulnerable to Improper Neutralization of Special Elements via meta_set function in libr…
    CVE-2024-31670 (CVSS 6.3) — rizin before v0.6.3 is vulnerable to Buffer Overflow via create_cache_bins, read_cache_accel, and rz_dyldcache…
    CVE-2024-31669 (CVSS 7.5) — rizin before Release v0.6.3 is vulnerable to Uncontrolled Resource Consumption via bin_pe_parse_imports, Pe_r_…
    CVE-2023-40022 (CVSS 7.8) — Rizin is a UNIX-like reverse engineering framework and command-line toolset. Versions 0.6.0 and prior are vuln…
    CVE-2023-30226 (CVSS 5.5) — An issue was discovered in function get_gnu_verneed in rizinorg Rizin prior to 0.5.0 verneed_entry allows atta…
    CVE-2021-3674 (CVSS 7.8) — A flaw was found in rizin. The create_section_from_phdr function allocates space for ELF section data by proce…

    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