CVE-2026-93313— Poppler JBIG2Stream 整数溢出漏洞
一分钟漏洞结论
影响对象
Freedesktop Poppler
利用判断
尚无明确在野利用证据，仍需结合暴露面评估
建议动作
优先检查厂商安全公告和参考链接中的修复版本；无法立即升级时，限制受影响服务暴露并加强监测。
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 ex
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一、 漏洞 CVE-2026-93313 基础信息
漏洞信息
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Vulnerability Title
Freedesktop Poppler JBIG2Stream.cc readCodeTableSeg integer overflow
来源: CVE Program / CVE List V5
Vulnerability Description
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.
来源: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
来源: CVE Program / CVE List V5
Vulnerability Type
整数溢出或超界折返
来源: CVE Program / CVE List V5
受影响产品
| 厂商 | 产品 | 影响版本 | CPE | 订阅 |
|---|---|---|---|---|
| Freedesktop | Poppler | 26.07.0 |
cpe:2.3:a:freedesktop:poppler:*:*:*:*:*:*:*:*
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二、漏洞 CVE-2026-93313 的公开POC
| # | POC 描述 | 源链接 | 神龙链接 |
|---|
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CVE-2026-93313 其他参考 (5)
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Sign in · GitLab related
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Sign in · GitLab patch
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VulDB | Security Check third-party-advisory
同批安全公告 · Freedesktop · 2026-09-18 · 共 4 条
| CVE-2026-93314 | 6.3 MEDIUM | Poppler FoFiTrueType.cc 整数溢出漏洞 |
| CVE-2026-93311 | 4.3 MEDIUM | Poppler SampledFunction 整数溢出漏洞 |
| CVE-2026-93312 | 4.3 MEDIUM | Poppler JBIG2Stream.cc 空指针解引用漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2026-93313
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