Description
In Ubuntu's accountsservice an unprivileged local attacker can trigger a use-after-free vulnerability in accountsservice by sending a D-Bus message to the accounts-daemon process.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Canonical | AccountService | — | 23.13.9-2ubuntu2 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 22.04 LTS | accountsservice | 22.07.5-2ubuntu1.4 | USN-6190-1 |
| Ubuntu 20.04 LTS | accountsservice | 0.6.55-0ubuntu12~20.04.6 | USN-6190-1 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 18.04 LTS | accountsservice | 0.6.45-1ubuntu1.3+esm1 | USN-6190-2 |
| Ubuntu Pro 16.04 LTS | accountsservice | 0.6.40-2ubuntu11.6+esm1 | USN-6190-2 |
| Ubuntu Pro 14.04 LTS | accountsservice | 0.6.35-0ubuntu7.3+esm3 | USN-6190-2 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | accountsservice | 23.13.9-1 | — |
| Azure Linux 2 (CBL-Mariner) | accountsservice | No fix yet | — |
Advisories 2
- USN-6190-2 accountsservice vulnerability Ubuntu Security Notices (USN) · Jun 29, 2026
- USN-6190-1 accountsservice vulnerability Ubuntu Security Notices (USN) · Apr 22, 2026
References
- https://ubuntu.com/security/notices/USN-6190-1 vendor-advisory
- https://securitylab.github.com/advisories/GHSL-2023-139_accountsservice/ third-party-advisory technical-description
- https://bugs.launchpad.net/ubuntu/+source/accountsservice/+bug/2024182 issue-tracking
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-3297 issue-tracking