Out-of-bounds Read in Arm Avalon Android Gralloc Module

CVE-2023-22808

An issue was discovered in the Arm Android Gralloc Module. A non-privileged user can read a small portion of the allocator process memory. This affects Bifrost r24p0 through r41p0 before r42p0, Valhall r24p0 through r41p0 before r42p0, and Avalon r41p0 before r42p0.

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.002 (7.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 8th percentile — 7.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-22808: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-22808?
CVE-2023-22808 is a low-severity vulnerability in Arm Avalon Android Gralloc Module, classified under Out-of-bounds Read. CVSS score: 3.3/10. Published 2023-04-11.
How severe is CVE-2023-22808?
Low severity. CVSS v3 base score is 3.3 out of 10.
Is CVE-2023-22808 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.