CVE-2022-39046

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    CVE-2022-39046

    Published: 31 Aug 2022Last Modified: 28 Aug 2026

    Summary:

    Details: An issue was discovered in the GNU C Library (glibc) 2.36. When the syslog function is passed a crafted input string larger than 1024 bytes, it reads uninitialized memory from the heap and prints it to the target log file, potentially revealing a portion of the contents of the heap.

    References: http://packetstormsecurity.com/files/176932/glibc-syslog-Heap-Based-Buffer-Overflow.html, https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/39xxx/CVE-2022-39046.json, https://nvd.nist.gov/vuln/detail/CVE-2022-39046, https://security.gentoo.org/glsa/202310-03, https://security.netapp.com/advisory/ntap-20221104-0002/, https://sourceware.org/bugzilla/show_bug.cgi?id=29536, http://seclists.org/fulldisclosure/2024/Feb/3, http://www.openwall.com/lists/oss-security/2024/01/30/6, http://www.openwall.com/lists/oss-security/2024/01/30/8

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- c804cd1c00adde061ca51711f63068c103e94eef
    Fixed -None

    Affected versions

    2.36

    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
    CVE-2022-39046 | CVE-DB