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    CVE-2026-21413

    A heap-based buffer overflow vulnerability exists in the lossless_jpeg_load_raw functionality of LibRaw Commit 0b56545 and Commit d20315b. A specially crafted malicious file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.

    Published:Apr 7, 2026
    Last Modified:Apr 13, 2026
    EPS:Apr 7, 2026
    EPSS Score:0.00053
    CVSS Score:9.8

    Affected Products

    Vendor
    Libraw
    Product
    Libraw

    Exploits

    https://talosintelligence.com/vulnerability_reports/TALOS-2026-2331https://www.talosintelligence.com/vulnerability_reports/TALOS-2026-2331

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-100 Overflow Buffers

    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 Reason: This record was withdrawn by its CNA.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-2026-20889 (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…
    CVE-2025-43961 (CVSS 2.9) — In LibRaw before 0.21.4, metadata/tiff.cpp has an out-of-bounds read in the Fujifilm 0xf00c tag parser.…

    References

    https://talosintelligence.com/vulnerability_reports/TALOS-2026-2331
    https://www.talosintelligence.com/vulnerability_reports/TALOS-2026-2331
    https://access.redhat.com/errata/RHSA-2026:11360
    https://access.redhat.com/errata/RHSA-2026:13284
    https://access.redhat.com/errata/RHSA-2026:13854
    https://access.redhat.com/errata/RHSA-2026:13860
    https://access.redhat.com/errata/RHSA-2026:13868
    https://access.redhat.com/errata/RHSA-2026:13870
    https://access.redhat.com/errata/RHSA-2026:14224
    https://access.redhat.com/errata/RHSA-2026:14655
    https://access.redhat.com/errata/RHSA-2026:14673
    https://access.redhat.com/errata/RHSA-2026:19345
    https://access.redhat.com/security/cve/CVE-2026-21413
    https://bugzilla.redhat.com/show_bug.cgi?id=2455929
    https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-21413.json

    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