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Package · Alpine

zlib

10 known vulnerabilities.

10 results · Feed

  • High 7.4

    zlib 1.3.1.2 through 1.3.2 Heap Buffer Overflow via gz_vacate

    zlib versions 1.3.1.2 through 1.3.2 contain a heap buffer overflow vulnerability in the gz_vacate() function when processing non-blocking gzwrite() operations with stale external buffer pointers. Attackers can trigger the overflow by calling gzprintf() or gzv…

  • Critical 9.4

    GDAL Bundled zlib (inftree9.c) Pointer Offset Optimization Undefined Behavior Allows Heap Corruption or Remote Code Execution

    Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in OSGeo gdal (frmts/zlib/contrib/infback9 modules). This vulnerability is associated with program files inftree9.C‎. This issue affects gdal: before 3.11.0.

  • Low 2.9

    zlib before 1.3.2 allows CPU consumption via crc32_combine64 and crc32_combine_gen64 because x2nmodp can do right shift…

  • Medium 4.6

    zlib <= 1.3.1.2 untgz Global Buffer Overflow in TGZfname()

    zlib versions up to and including 1.3.1.2 include a global buffer overflow in the untgz utility located under contrib/untgz. The vulnerability is limited to the standalone demonstration utility and does not affect the core zlib compression library. The flaw o…

  • Critical 9.8
    CVE-2022-37434 Public exploit EPSS 19%

    zlib through 1.2.12 has a heap-based buffer over-read or buffer overflow in inflate in inflate.c via a large gzip heade…

  • High 7.5
    CVE-2018-25032 Public exploit EPSS 52%

    Nokogiri affected by zlib's Out-of-bounds Write vulnerability

    zlib before 1.2.12 allows memory corruption when deflating (i.e., when compressing) if the input has many distant matches.

  • Unscored —

    The crc32_big function in crc32.c in zlib 1.2.8 might allow context-dependent attackers to have unspecified impact via …

  • High 8.8

    The inflateMark function in inflate.c in zlib 1.2.8 might allow context-dependent attackers to have unspecified impact …

  • Unscored —

    inftrees.c in zlib 1.2.8 might allow context-dependent attackers to have unspecified impact by leveraging improper poin…

  • Unscored —

    inffast.c in zlib 1.2.8 might allow context-dependent attackers to have unspecified impact by leveraging improper point…