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Fencer Vulns
high 7.5

CVE-2024-39134 json

A Stack Buffer Overflow vulnerability in zziplibv 0.13.77 allows attackers to cause a denial of service via the __zzip_fetch_disk_trailer()…

published 2024-06-27 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-37847

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 49%
public exploits
0
none known

Summary

A Stack Buffer Overflow vulnerability in zziplibv 0.13.77 allows attackers to cause a denial of service via the __zzip_fetch_disk_trailer() function at /zzip/zip.c.

Patch / fix

  • zziplib Debian 14, Debian 13 0.13.78+dfsg.1-0.1

debian advisories DEBIAN-CVE-2024-39134

  • zziplib SLE Module for Basesystem 15 SP5, openSUSE Leap 15.5 0.13.69-150000.3.20.1
  • zziplib SLE Workstation Extension 12 SP5, SLE Software Development Kit 12 SP5 0.13.67-10.39.1
  • zziplib SLE Module for Basesystem 15 SP6, openSUSE Leap 15.6 0.13.72-150600.4.3.1

suse advisories SUSE-SU-2024:3083-1SUSE-SU-2024:2926-1SUSE-SU-2024:2925-1

  • zziplib openSUSE Tumbleweed 0.13.78-1.1

opensuse advisories openSUSE-SU-2024:14259-1

  • zziplib Azure Linux 3.0 0.13.74-1

azure linux advisories AZL-44745

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2024-39134 updated cvss 5.5

zziplib: Stack buffer overflow via __zzip_fetch_disk_trailer() function at zzip/zip.c

  • Red Hat Enterprise Linux 7 zziplib, zziplib-utils Red Hat Enterprise Linux 8 zziplib, zziplib-utils Red Hat Enterprise Linux 9 zziplib, zziplib-utils
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux 10 zziplib
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.60% chance of exploitation in the next 30 days, higher than 49% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/gdraheim/zziplib/issues/165 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

  • zziplib zziplib

Classification

Weakness
  • CWE-120 Buffer Copy without Checking Size of Input

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.