Expired Pointer Dereference Affecting tesseract package, versions *


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.14% (4th percentile)

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  • Snyk IDSNYK-RHEL10-TESSERACT-22097689
  • published31 Oct 2026
  • disclosed30 Oct 2026

Introduced: 30 Oct 2026

NewCVE-2026-119338  (opens in a new tab)
CWE-825  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:10 tesseract.

NVD Description

Note: Versions mentioned in the description apply only to the upstream tesseract package and not the tesseract package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

Tesseract is an open source OCR engine. From 5.4.0 until 5.5.4, AppendLinePolygon in src/api/pagerenderer.cpp destroys the caller-owned right-to-left Pta accumulator while receiving it by value, leaving line_top_rtl_pts and line_bottom_rtl_pts dangling. On an upright Hebrew or Arabic page at the default PAGE XML level, POLYGONFLAG with a false skewed_flag enters the vulnerable calls, while LEVELFLAG greater than zero provides an alternative gate. The calls repeatedly read and free the stale object, causing a double free and use after free and allowing corrupted coordinates to reach RecalcPolygonline. This issue is fixed in version 5.5.4.

CVSS Base Scores

version 3.1