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CVE-2026-111436

Quick assessment

Affected
openEuler iSulad
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Linux 平台上 openEuler iSulad 存在一个因在有效生命周期结束后未释放内存而引发的漏洞。 该漏洞涉及程序文件 src/daemon/modules/spec/specs_mount.c。 受影响版本：iSulad 2.1.6 及更早版本。 此内存泄漏漏洞会导致 iSulad 守护进程频繁触发，耗尽宿主机的内存资源，最终引发守护进程因内存不足（OOM）而崩溃，从而造成拒绝服务（DoS）。

CVSS 4.4 · Medium

Possible ATT&CK Techniques 1 AI

T1499.003 · Application Exhaustion Flood
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I. Basic Information for CVE-2026-111436

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Missing release of memory after effective lifetime vulnerability in openEuler iSulad on Linux. This vulnerability is associated with program file src/daemon/modules/spec/specs_mount.c. This issue affects iSulad: through 2.1.6. The memory leak vulnerability causes the iSulad daemon to be triggered frequently, exhausting the host machine's memory and ultimately leading to an OOM crash of the daemon, resulting in a denial of service (DoS).
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
在移除最后引用时对内存的释放不恰当(内存泄露)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
openEuler iSulad 0 ~ 2.1.6 -

II. Public POCs for CVE-2026-111436

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III. Intelligence Information for CVE-2026-111436

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Other References for CVE-2026-111436 (3)

Same Patch Batch · openEuler · 2026-11-12 · 4 CVEs total

CVE-2026-111433 8.6 HIGH openEuler iSulad 2.1.6 符号链接跟随漏洞
CVE-2026-111435 7.4 HIGH openEuler iSulad 2.1.6 相对路径遍历漏洞
CVE-2026-111434 5.6 MEDIUM openEuler iSulad 2.1.6 格式字符串漏洞

IV. Related Vulnerabilities

Same product: iSulad
Same vendor: openEuler
Same weakness: CWE-401