Use After Free in Google Android
CVE-2018-5899
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, whenever TDLS connection is setup, we are freeing the netbuf in ol_tx_completion_handler and after that, we are accessing it in NBUF_UPDATE_TX_PKT_COUNT causing a use after free.
Vulnerability class: Use-After-Free
EPSS: 0.002 (6.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Google Android
- Qualcomm, Inc. Android For Msm, Firefox Os Qrd — versions All Android releases from CAF using the Linux kernel
Weakness classification (CWE)
Public proof-of-concept exploits
References
- product-security@qualcomm.com (x_refsource_CONFIRM, Patch)
- product-security@qualcomm.com (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2018-5899?
- CVE-2018-5899 is a high-severity vulnerability in Google Android, classified under Use After Free. CVSS score: 7.8/10. Published 2018-07-06.
- How severe is CVE-2018-5899?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2018-5899 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.