CVE-2018-9517 — Use After Free in INC Android

CWE-416 — Use After FreeCWE-367 — Time-of-check Time-of-use (TOCTOU) Race Condition10 documents8 sources
Severity
6.7MEDIUMNVD
EPSS
0.0%
top 86.80%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Linux KernelGoogle INC Android
Timeline
PublishedDec 7
Latest updateMay 14

Description

In pppol2tp_connect, there is possible memory corruption due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android kernel. Android ID: A-38159931.

CVSS vector

CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HExploitability: 0.8 | Impact: 5.9

Affected Packages2 packages

▶CVEListV5google_inc/androidAndroid Kernel
▶Debianlinux/linux_kernel< 4.14.2-1+3

Patches

Patch: source.android.com ↗Patch: source.android.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-26v4-wj6c-25pg: In pppol2tp_connect, there is possible memory corruption due to a use after free↗2022-05-14
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CVEList
CVE-2018-9517: In pppol2tp_connect, there is possible memory corruption due to a use after free↗2018-12-07
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OSV
CVE-2018-9517: In pppol2tp_connect, there is possible memory corruption due to a use after free↗2018-12-07
▶

📋Vendor Advisories

4
Ubuntu
Linux kernel vulnerabilities↗2019-04-02
▶
Ubuntu
Linux kernel (Xenial HWE) vulnerabilities↗2019-04-02
▶
Red Hat
kernel: l2tp: Race condition between pppol2tp_session_create() and l2tp_eth_create()↗2018-09-14
▶
Debian
CVE-2018-9517: linux - In pppol2tp_connect, there is possible memory corruption due to a use after free...↗2018
▶

💬Community

2
Bugzilla
CVE-2018-9517 kernel: l2tp: Race condition between pppol2tp_session_create() and l2tp_eth_create() [fedora-all]↗2018-09-19
▶
Bugzilla
CVE-2018-9517 kernel: l2tp: Race condition between pppol2tp_session_create() and l2tp_eth_create()↗2018-09-19
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CVE-2018-9517 — Use After Free in Google INC Android | cvebase