Detections
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CVE-2026-4775
high
Description
A flaw was found in the libtiff library. A remote attacker could exploit a signed integer overflow vulnerability in the putcontig8bitYCbCr44tile function by providing a specially crafted TIFF file. This flaw can lead to an out-of-bounds heap write due to incorrect memory pointer calculations, potentially causing a denial of service (application crash) or arbitrary code execution.
References
https://lists.debian.org/debian-lts-announce/2026/04/msg00016.html
https://bugzilla.redhat.com/show_bug.cgi?id=2450768
https://access.redhat.com/security/cve/CVE-2026-4775
https://access.redhat.com/errata/RHSA-2026:20592
https://access.redhat.com/errata/RHSA-2026:20591
https://access.redhat.com/errata/RHSA-2026:20585
https://access.redhat.com/errata/RHSA-2026:20583
https://access.redhat.com/errata/RHSA-2026:19702
https://access.redhat.com/errata/RHSA-2026:19659
https://access.redhat.com/errata/RHSA-2026:19657
https://access.redhat.com/errata/RHSA-2026:19609
https://access.redhat.com/errata/RHSA-2026:19608
https://access.redhat.com/errata/RHSA-2026:19604
https://access.redhat.com/errata/RHSA-2026:19586
https://access.redhat.com/errata/RHSA-2026:19585
https://access.redhat.com/errata/RHSA-2026:19363
https://access.redhat.com/errata/RHSA-2026:19150
https://access.redhat.com/errata/RHSA-2026:16055
https://access.redhat.com/errata/RHSA-2026:14929