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    CVE-2021-32142

    Buffer Overflow vulnerability in LibRaw linux/unix v0.20.0 allows attacker to escalate privileges via the LibRaw_buffer_datastream::gets(char*, int) in /src/libraw/src/libraw_datastream.cpp.

    Published:Feb 17, 2023
    Last Modified:Mar 19, 2025
    EPS:Feb 17, 2023
    EPSS Score:0.0002
    CVSS Score:7.8

    Affected Products

    Vendor
    Libraw
    Product
    Libraw
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    https://github.com/LibRaw/LibRaw/issues/400https://github.com/LibRaw/LibRaw/issues/400

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-51235 (CVSS 8.8) — DO NOT USE THIS CVE RECORD. ConsultIDs: none. Reason: This record was withdrawn by its CNA. Further investigat…
    CVE-2026-20911 (CVSS 9.8) — A heap-based buffer overflow vulnerability exists in the HuffTable::initval functionality of LibRaw Commit 0b5…
    CVE-2026-21413 (CVSS 9.8) — A heap-based buffer overflow vulnerability exists in the lossless_jpeg_load_raw functionality of LibRaw Commit…
    CVE-2026-20889 (CVSS 9.8) — A heap-based buffer overflow vulnerability exists in the x3f_thumb_loader functionality of LibRaw Commit d2031…
    CVE-2026-24660 (CVSS 8.1) — A heap-based buffer overflow vulnerability exists in the x3f_load_huffman functionality of LibRaw Commit d2031…
    CVE-2026-24450 (CVSS 8.1) — An integer overflow vulnerability exists in the uncompressed_fp_dng_load_raw functionality of LibRaw Commit 8d…
    CVE-2026-20884 (CVSS 8.1) — An integer overflow vulnerability exists in the deflate_dng_load_raw functionality of LibRaw Commit 8dc68e2. A…
    CVE-2026-5342 (CVSS 5.5) — A flaw has been found in LibRaw up to 0.22.0. This affects the function LibRaw::nikon_load_padded_packed_raw o…
    CVE-2026-5318 (CVSS 2.1) — A weakness has been identified in LibRaw up to 0.22.0. This impacts the function HuffTable::initval of the fil…
    CVE-2025-43963 (CVSS 2.9) — In LibRaw before 0.21.4, phase_one_correct in decoders/load_mfbacks.cpp allows out-of-buffer access because sp…

    References

    https://github.com/LibRaw/LibRaw/commit/bc3aaf4223fdb70d52d470dae65c5a7923ea2a49
    https://github.com/LibRaw/LibRaw/issues/400
    https://github.com/gtt1995
    https://lists.debian.org/debian-lts-announce/2023/05/msg00025.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5ICTVDRGBWGIFBTUWJLGX7QM5GWBWUG7/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/E7TEZ7CLRNYYQZJ5NJGZXK6YJU46WH2L/
    https://www.debian.org/security/2023/dsa-5412
    https://www.libraw.org/
    https://github.com/LibRaw/LibRaw/commit/bc3aaf4223fdb70d52d470dae65c5a7923ea2a49
    https://github.com/LibRaw/LibRaw/issues/400
    https://github.com/gtt1995
    https://lists.debian.org/debian-lts-announce/2023/05/msg00025.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5ICTVDRGBWGIFBTUWJLGX7QM5GWBWUG7/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/E7TEZ7CLRNYYQZJ5NJGZXK6YJU46WH2L/
    https://www.debian.org/security/2023/dsa-5412
    https://www.libraw.org/

    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