Description
The zzip_mem_entry_extra_block function in memdisk.c in zziplib 0.13.62 allows remote attackers to cause a denial of service (invalid memory read and crash) via a crafted ZIP file.
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 | 0.13.62-3.1 | — |
| Debian 13 | zziplib | 0.13.62-3.1 | — |
| Debian 12 | zziplib | 0.13.62-3.1 | — |
| Debian 8 | zziplib | 0.13.62-3+deb8u1 | DSA-3878-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | zziplib | 0.13.62-3ubuntu0.16.04.1 | — |
| Ubuntu 14.04 LTS | zziplib | 0.13.62-2ubuntu0.1 | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP2 | zziplib | 0.13.62-9.1 | SUSE-SU-2017:1095-1 |
| SLES 12 SP1 | zziplib | 0.13.62-9.1 | SUSE-SU-2017:1095-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.6 | zziplib | 0.13.67-r0 | — |
| Alpine v3.5 | zziplib | 0.13.67-r0 | — |
Advisories 2
- DSA-3878-1 zziplib - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2017:1095-1 Security update for zziplib SUSE / openSUSE Security Updates · Feb 4, 2026