FKIE_CVE-2026-12912

Vulnerability from fkie_nvd - Published: 2026-06-29 17:16 - Updated: 2026-09-21 13:17
Summary
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).
References
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:34890
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:41892
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:42668
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:47183
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:47184
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:49671
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:50774
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:54638
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:54640
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:54642
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:58545
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:58553
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:58554
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:58556
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:61657
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:69292
secalert@redhat.comhttps://access.redhat.com/security/cve/CVE-2026-12912
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2492871
secalert@redhat.comhttps://gitlab.com/libtiff/libtiff/-/merge_requests/873
secalert@redhat.comhttps://gitlab.com/libtiff/libtiff/-/work_items/824
0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://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
Impacted products
Vendor Product Version

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}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


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