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GHSA-C827-HFW6-QWVM rustix's `rustix::fs::Dir` iterator with the `linux_raw` backend can cause memory explosion

🗓️ 18 Oct 2023 18:27:47Reported by GoogleType 
osv
 osv🔗 osv.dev👁 16 Views

When using rustix::fs::Dir with linux_raw backend, the iterator can get stuck on encountering IO error, causing unbounded memory explosion within a few seconds

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cbl_mariner		CVE-2024-43806 affecting package cloud-hypervisor for versions less than 32.0-7
10 Jul 202515:07
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cbl_mariner		CVE-2024-43806 affecting package rust for versions less than 1.72.0-9
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cbl_mariner		CVE-2024-43806 affecting package virtiofsd for versions less than 1.8.0-3
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cbl_mariner		CVE-2024-43806 affecting package virtiofsd for versions less than 1.8.0-3
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cbl_mariner		CVE-2024-43806 affecting package kata-containers-cc for versions less than 3.2.0.azl2-7
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cbl_mariner		CVE-2024-43806 affecting package flux for versions less than 0.194.5-2
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04 Feb 2026 04:27Current
6.4Medium risk
Vulners AI Score6.4
CVSS 3.16.5
EPSS0.0048
rustix::fs::dirlinux_rawmemory explosionio erroroom crashfile descriptormemory over-allocationvulnerabilitydenial of serviceiteratorlinux virtual file systems
16