Description
An issue was discovered in ZZIPlib 0.13.68. There is a memory leak triggered in the function zzip_mem_disk_new in memdisk.c, which will lead to a denial of service attack.
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.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | zziplib | No fix yet | — |
| Debian 13 | zziplib | No fix yet | — |
| Debian 12 | zziplib | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | zziplib | 0.13.62-3.2ubuntu1.1 | USN-6298-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 18.04 LTS | zziplib | 0.13.62-3.1ubuntu0.18.04.1+esm1 | USN-6298-1 |
| Ubuntu Pro 16.04 LTS | zziplib | 0.13.62-3ubuntu0.16.04.2+esm1 | USN-6298-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | zziplib +2 | 0.13.62-9.el7 | RHSA-2018:3229 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP5 | zziplib | 0.13.67-10.25.1 | SUSE-SU-2019:3341-1 |
| SLES 12 SP4 | zziplib | 0.13.67-10.25.1 | SUSE-SU-2019:3341-1 |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | zziplib +2 | 0.13.62-9.amzn2 | ALAS2-2019-1142 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | zziplib +2 | 0.13.62-9.el7 | ELSA-2018-3229 |
Advisories 5
- RHSA-2018:3229 Red Hat Security Advisory: zziplib security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- USN-6298-1 zziplib vulnerabilities Ubuntu Security Notices (USN) · Jun 25, 2026
- SUSE-SU-2019:3341-1 Security update for zziplib SUSE / openSUSE Security Updates · Feb 4, 2026
- ALAS2-2019-1142 Low: zziplib security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Jan 9, 2019
- ELSA-2018-3229 Low: zziplib security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Nov 5, 2018
References
- https://github.com/gdraheim/zziplib/issues/40
- RHSA-2018:3229 vendor-advisory