zziplib: Bus error in zip.c:__zzip_parse_root_directory() cause crash via crafted zip file
Published Mar 6, 2018
6.5
MEDIUMCVSS 3.0
EPSS 1.69%
Description
An issue was discovered in ZZIPlib 0.13.68. There is a bus error caused by the __zzip_parse_root_directory function of zip.c. Attackers could leverage this vulnerability to cause a denial of service via a crafted zip file.
Affected products
No data.
Configuration 2
- 14.04
- 16.04
- 17.10
- 18.04
Configuration 3
- 7.0
- 7.0
- 7.0
No data.
Red Hat Enterprise Linux 7
zziplib-0:0.13.62-9.el7
Fixed · RHSA-2018:3229
Red Hat Enterprise Linux 8
zziplib
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | zziplib-0:0.13.62-9.el7 | Fixed | RHSA-2018:3229 |
| Red Hat Enterprise Linux 8 | zziplib | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
AV:N/AC:M/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.69% (0.01690) | 76.23th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.75% (0.01750) | 74.84th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.35% (0.00348) | 55.10th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.27% (0.00266) | 66.67th | v3 (v2023.03.01) |
| Mar 4, 2024 | 0.27% (0.00266) | 65.45th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.27% (0.00266) | 63.44th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.24% (0.00237) | 59.98th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.29% (0.01294) | 30.79th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.29% (0.01294) | 0.00th | v1 |
References (8)
- https://access.redhat.com/errata/RHSA-2018:3229 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2018-7726 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1554672 Issue Tracking
- https://github.com/gdraheim/zziplib/issues/41 x_refsource_MISCExploitIssue TrackingThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00029.html mailing-listx_refsource_MLIST
- https://nvd.nist.gov/vuln/detail/CVE-2018-7726
- https://usn.ubuntu.com/3699-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2018-7726
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/errata/RHSA-2018:3229 | vendor-advisoryx_refsource_REDHATThird Party Advisory | |
| https://access.redhat.com/security/cve/CVE-2018-7726 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1554672 | Issue Tracking | |
| https://github.com/gdraheim/zziplib/issues/41 | x_refsource_MISCExploitIssue TrackingThird Party Advisory | |
| https://lists.debian.org/debian-lts-announce/2020/06/msg00029.html | mailing-listx_refsource_MLIST | |
| https://nvd.nist.gov/vuln/detail/CVE-2018-7726 | ||
| https://usn.ubuntu.com/3699-1/ | vendor-advisoryx_refsource_UBUNTUThird Party Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2018-7726 |
Change history (0)
No recorded changes yet.