CVE-2022-23096: debian debian_linux Out-of-bounds Read
Vulnerability summary
CVE-2022-23096 is a critical (CVSS 9.1) Out-of-bounds Read vulnerability in debian debian_linux. EPSS estimates a 2.60% chance of exploitation in the next 30 days, higher than 85.3% of scored vulnerabilities. 1 public exploit is recorded.
Public exploit (reference, Date unknown)
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 5 · Related 1Timeline
- 28-01-2022PublishedVulnerability first disclosed.
- 15-10-2024Last modifiedVulnerability information updated.
Description
An issue was discovered in the DNS proxy in Connman through 1.40. The TCP server reply implementation lacks a check for the presence of sufficient Header Data, leading to an out-of-bounds read.
CVSS metrics
6 scores · 5 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated9.1CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
- OSV · DebianEcosystem advisory · calculated9.1CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
- NVDNIST9.1CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
- OSV · AlpineEcosystem advisory · calculated9.1CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
EPSS trend
Probability
2.60%
Chance of exploitation in the next 30 days
Percentile
85%
Versus all other CVEs
30-day change
No change 0.00 pp
From 2.60% on 05-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
1 foundExploit Reference (openwall.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Debian2 products
- connman< 1.36-2.4
- debian_linuxEOL9.0 | 11.0
Alpine1 product
- connman< 1.41-r0
Intel1 product
- connman≤ 1.40
Ubuntu1 product
- connman< 1.21-1.2+deb8u1ubuntu0.1~esm1 | < 1.35-6ubuntu0.1~esm1 | < 1.36-2ubuntu0.1 | < 1.36-2.3ubuntu0.1
4 vendors · 5 products
