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    CVE-2021-45261

    An Invalid Pointer vulnerability exists in GNU patch 2.7 via the another_hunk function, which causes a Denial of Service.

    Published:Dec 22, 2021
    Last Modified:Nov 21, 2024
    EPS:Dec 22, 2021
    EPSS Score:0.00266
    CVSS Score:5.5

    Affected Products

    Vendor
    Gnu
    Product
    Patch

    Exploits

    https://savannah.gnu.org/bugs/?61685https://savannah.gnu.org/bugs/?61685

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

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    CVE-2019-20633 (CVSS 5.5) — GNU patch through 2.7.6 contains a free(p_line[p_end]) Double Free vulnerability in the function another_hunk …
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    CVE-2018-1000156 (CVSS 7.8) — GNU Patch version 2.7.6 contains an input validation vulnerability when processing patch files, specifically t…
    CVE-2016-10713 (CVSS 5.5) — An issue was discovered in GNU patch before 2.7.6. Out-of-bounds access within pch_write_line() in pch.c can p…
    CVE-2018-6952 (CVSS 7.5) — A double free exists in the another_hunk function in pch.c in GNU patch through 2.7.6.…
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    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