Buffer overflow in Google Android
CVE-2023-48403
In sms_DecodeCodedTpMsg of sms_PduCodec.c, there is a possible out of bounds read due to a heap buffer overflow. This could lead to remote information disclosure if the attacker is able to observe the behavior of the subsequent switch conditional with no additional execution privileges needed. User interaction is not needed for exploitation.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (33.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 33.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Google Android — versions Android kernel
Weakness classification (CWE)
References
- source.android.com/security/bulletin/pixel/2023-12-01 (Vendor Advisory)
Frequently asked questions
- What is CVE-2023-48403?
- CVE-2023-48403 is a high-severity vulnerability in Google Android, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2023-12-08.
- How severe is CVE-2023-48403?
- High severity. CVSS v3 base score is 7.5 out of 10.