CVE-2026-4775 | BDVDB-2026-322249 Detail
Red HatRed Hat Enterprise Linux 10
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.
Impact#
Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: local.
Weaknesses#
- CWE-190 Integer Overflow or Wraparound
References#
- https://access.redhat.com/errata/RHSA-2026:12265
- https://access.redhat.com/errata/RHSA-2026:12271
- https://access.redhat.com/errata/RHSA-2026:14929
- https://access.redhat.com/errata/RHSA-2026:16055
- https://access.redhat.com/errata/RHSA-2026:19150
- https://access.redhat.com/errata/RHSA-2026:19363
- https://access.redhat.com/errata/RHSA-2026:19585
- https://access.redhat.com/errata/RHSA-2026:19586
- https://access.redhat.com/errata/RHSA-2026:19604
- https://access.redhat.com/errata/RHSA-2026:19608
- https://access.redhat.com/errata/RHSA-2026:19609
- https://access.redhat.com/errata/RHSA-2026:19657
- https://access.redhat.com/errata/RHSA-2026:19659
- https://access.redhat.com/errata/RHSA-2026:19702
- https://access.redhat.com/errata/RHSA-2026:20583
Show all 32
- https://access.redhat.com/errata/RHSA-2026:20585
- https://access.redhat.com/errata/RHSA-2026:20591
- https://access.redhat.com/errata/RHSA-2026:20592
- https://access.redhat.com/errata/RHSA-2026:24992
- https://access.redhat.com/errata/RHSA-2026:25096
- https://access.redhat.com/errata/RHSA-2026:25910
- https://access.redhat.com/errata/RHSA-2026:30078
- https://access.redhat.com/errata/RHSA-2026:30087
- https://access.redhat.com/errata/RHSA-2026:30088
- https://access.redhat.com/errata/RHSA-2026:30089
- https://access.redhat.com/errata/RHSA-2026:30349
- https://access.redhat.com/errata/RHSA-2026:33388
- https://access.redhat.com/errata/RHSA-2026:74674
- https://access.redhat.com/security/cve/CVE-2026-4775
- https://bugzilla.redhat.com/show_bug.cgi?id=2450768
- https://lists.debian.org/debian-lts-announce/2026/04/msg00016.html
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-4775.json
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.