OESA-2026-4702: poppler security update
is a PDF rendering library. Security Fix(es):
A flaw has been found in Freedesktop Poppler 26.07.0. Impacted is the function JBIG2Stream::rewind of the file poppler/JBIG2Stream.cc. This manipulation causes null pointer dereference. It is possible to initiate the attack remotely. The exploit has been published and may be used. Upgrading to version 26.08.0 is recommended to address this issue. Patch name: 5e49250f13b0390edeb3f90eb4c02c9941f97067. Upgrading the affected component is advised.(CVE-2026-93312)
A vulnerability was found in Freedesktop Poppler 26.07.0. The impacted element is the function JBIG2Stream::readCodeTableSeg of the file poppler/JBIG2Stream.cc. Performing a manipulation results in integer overflow. The attack can be initiated remotely. The exploit has been made public and could be used. The patch is named eb87cf711563894649bd0c365baa479401dc6d51. To fix this issue, it is recommended to deploy a patch.(CVE-2026-93313)
A vulnerability was determined in Freedesktop Poppler 26.07.0. This affects the function FoFiTrueType::mapCodeToGID of the file fofi/FoFiTrueType.cc. Executing a manipulation of the argument segCnt can lead to integer overflow. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized. This patch is called ed2a5538cf0a8d3ff908191eda9b73f91a5f952a. It is advisable to implement a patch to correct this issue.(CVE-2026-93314)
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
openeuler/popplerto a version that resolves this vulnerability.Fixed in 0.90.0-19.oe2203sp4 - Upgrade
Upgrade
Freedesktop Popplerto a version that resolves this vulnerability.Patch 5e49250f13b0390edeb3f90eb4c02c9941f97067 - Upgrade
Upgrade
Freedesktop Popplerto a version that resolves this vulnerability.Patch eb87cf711563894649bd0c365baa479401dc6d51 - Upgrade
Upgrade
Freedesktop Popplerto a version that resolves this vulnerability.Patch ed2a5538cf0a8d3ff908191eda9b73f91a5f952a - Upgrade
Upgrade
Freedesktop Popplerto a version that resolves this vulnerability.Fixed in 26.08.0
Event History
Child vulnerabilities
Contains the following vulnerabilities.
Frequently Asked Questions
Which Poppler version is identified as affected?
The advisory identifies Freedesktop Poppler 26.07.0 as affected by the described flaws.
What does an attacker need to exploit these issues?
The issues can be initiated remotely, but the provided CVSS vector includes user interaction (UI:R). This indicates exploitation requires a user to interact with attacker-controlled content, such as a crafted PDF.
Are public exploits available?
Yes. The advisory states that exploits for the described issues have been published and may be used.
What remediation is recommended?
Upgrade Poppler to version 26.08.0 to address the null pointer dereference issue. The advisory also recommends deploying the available patches, including 5e49250f13b0390edeb3f90eb4c02c9941f97067 and eb87cf711563894649bd0c365baa479401dc6d51.