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    CVE-2022-31796

    libjpeg 1.63 has a heap-based buffer over-read in HierarchicalBitmapRequester::FetchRegion in hierarchicalbitmaprequester.cpp because the MCU size can be different between allocation and use.

    Published:May 29, 2022
    Last Modified:Nov 21, 2024
    EPS:May 29, 2022
    EPSS Score:0.0027
    CVSS Score:6.5

    Affected Products

    Vendor
    Jpeg
    Product
    Libjpeg

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-125 Out-of-bounds Read

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-540 Overread Buffers

    Related CVEs

    CVE-2023-37836 (CVSS 6.5) — libjpeg commit db33a6e was discovered to contain a reachable assertion via BitMapHook::BitMapHook at bitmaphoo…
    CVE-2023-37837 (CVSS 6.5) — libjpeg commit db33a6e was discovered to contain a heap buffer overflow via LineBitmapRequester::EncodeRegion …
    CVE-2022-37770 (CVSS 6.5) — libjpeg commit 281daa9 was discovered to contain a segmentation fault via LineMerger::GetNextLowpassLine at li…
    CVE-2022-37769 (CVSS 6.5) — libjpeg commit 281daa9 was discovered to contain a segmentation fault via HuffmanDecoder::Get at huffmandecode…
    CVE-2022-37768 (CVSS 7.5) — libjpeg commit 281daa9 was discovered to contain an infinite loop via the component Frame::ParseTrailer.…
    CVE-2022-35166 (CVSS 5.5) — libjpeg commit 842c7ba was discovered to contain an infinite loop via the component JPEG::ReadInternal.…
    CVE-2022-32978 (CVSS 6.5) — There is an assertion failure in SingleComponentLSScan::ParseMCU in singlecomponentlsscan.cpp in libjpeg befor…
    CVE-2021-39515 (CVSS 6.5) — An issue was discovered in libjpeg through 2020021. A NULL pointer dereference exists in the function SampleIn…
    CVE-2021-39517 (CVSS 6.5) — An issue was discovered in libjpeg through 2020021. A NULL pointer dereference exists in the function BlockBit…
    CVE-2021-39518 (CVSS 6.5) — An issue was discovered in libjpeg through 2020021. LineBuffer::FetchRegion() in linebuffer.cpp has a heap-bas…

    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