CVE-2018-3577

Severity: high (CVSS 7.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-07-06 · updated 2026-06-17
Weakness: CWE-190

Description

While processing fragments, when the fragment count becomes very large, an integer overflow leading to a buffer overflow can occur in Android releases from CAF using the linux kernel (Android for MSM, Firefox OS for MSM, QRD Android) before security patch level 2018-06-05.

Affected products

Android: all versions

References

https://source.android.com/security/bulletin/pixel/2018-06-01#qualcomm-components
https://source.codeaurora.org/quic/la/platform/vendor/qcom-opensource/wlan/qcacld-2.0/commit/?id=cf1c43ce8840021d2907afaa6c514e6971d7ebac
https://www.codeaurora.org/security-bulletin/2018/07/02/july-2018-code-aurora-security-bulletin
https://source.android.com/security/bulletin/pixel/2018-06-01#qualcomm-components
https://source.codeaurora.org/quic/la/platform/vendor/qcom-opensource/wlan/qcacld-2.0/commit/?id=cf1c43ce8840021d2907afaa6c514e6971d7ebac
https://www.codeaurora.org/security-bulletin/2018/07/02/july-2018-code-aurora-security-bulletin

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