CVE-2026-12912CWE-122

CVE-2026-12912

High · published June 29, 2026

CVSS v3.1
7.3
EPSS
0%
Percentile
36.5
In the wild
Unconfirmed
What it is

A flaw was found in libtiff. A remote attacker could exploit this vulnerability by providing a specially crafted PixarLog-compressed TIFF image. This issue occurs when decoding Pixarlog codec images with the PIXARLOGDATAFMT_8BITABGR output format and a specific stride value, leading to a heap-based buffer overflow. This could potentially result in arbitrary code execution or a denial of service (DoS).

The record
Technical detail
CVSS v3.1
7.3 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00433 · 36.5th percentile
Weakness
CWE-122 · Heap-based Buffer Overflow
Published
2026-06-29T21:16Z
References (51)
https://access.redhat.com/errata/RHSA-2026:34890 · [email protected]https://access.redhat.com/errata/RHSA-2026:41892 · [email protected]https://access.redhat.com/errata/RHSA-2026:42668 · [email protected]https://access.redhat.com/errata/RHSA-2026:47183 · [email protected]https://access.redhat.com/errata/RHSA-2026:47184 · [email protected]https://access.redhat.com/errata/RHSA-2026:49671 · [email protected]https://access.redhat.com/errata/RHSA-2026:50774 · [email protected]https://access.redhat.com/errata/RHSA-2026:54638 · [email protected]https://access.redhat.com/errata/RHSA-2026:54640 · [email protected]https://access.redhat.com/errata/RHSA-2026:54642 · [email protected]https://access.redhat.com/errata/RHSA-2026:58545 · [email protected]https://access.redhat.com/errata/RHSA-2026:58553 · [email protected]https://access.redhat.com/errata/RHSA-2026:58554 · [email protected]https://access.redhat.com/errata/RHSA-2026:58556 · [email protected]https://access.redhat.com/errata/RHSA-2026:61657 · [email protected]https://access.redhat.com/errata/RHSA-2026:69292 · [email protected]https://access.redhat.com/errata/RHSA-2026:73909 · [email protected]https://access.redhat.com/errata/RHSA-2026:73959 · [email protected]https://access.redhat.com/errata/RHSA-2026:73960 · [email protected]https://access.redhat.com/errata/RHSA-2026:73961 · [email protected]https://access.redhat.com/errata/RHSA-2026:73962 · [email protected]https://access.redhat.com/errata/RHSA-2026:74458 · [email protected]https://access.redhat.com/errata/RHSA-2026:74459 · [email protected]https://access.redhat.com/errata/RHSA-2026:74460 · [email protected]https://access.redhat.com/errata/RHSA-2026:74461 · [email protected]https://access.redhat.com/errata/RHSA-2026:74462 · [email protected]https://access.redhat.com/errata/RHSA-2026:74463 · [email protected]https://access.redhat.com/errata/RHSA-2026:74674 · [email protected]https://access.redhat.com/errata/RHSA-2026:83550 · [email protected]https://access.redhat.com/security/cve/CVE-2026-12912 · [email protected]https://bugzilla.redhat.com/show_bug.cgi?id=2492871 · [email protected]https://gitlab.com/libtiff/libtiff/-/merge_requests/873 · [email protected]https://gitlab.com/libtiff/libtiff/-/work_items/824 · [email protected]https://access.redhat.com/errata/RHSA-2026:34890 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:41892 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:42668 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:47183 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:47184 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:49671 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:50774 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:54638 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:54640 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:54642 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:58545 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:58553 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:58554 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:58556 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:61657 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/security/cve/CVE-2026-12912 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://bugzilla.redhat.com/show_bug.cgi?id=2492871 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-12912.json · 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
EPSS history
Timeline
  • 29 JUN 16:31Z
    Libtiff: libtiff: heap-based buffer overflow via crafted pixarlog-compressed tiff image
    cvelistv5