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Fencer Vulns
medium 5.0

CVE-2005-1260 json

bzip2 allows remote attackers to cause a denial of service (hard drive consumption) via a crafted bzip2 file that causes an infinite loop (…

published 2005-05-19 21 y ago modified 2026-06-16 4 mo ago also EUVD-2005-1263

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
6.2%
EPSS 6.2% chance of exploitation in 30 days, percentile 93%
public exploits
0
none known

Summary

bzip2 allows remote attackers to cause a denial of service (hard drive consumption) via a crafted bzip2 file that causes an infinite loop (a.k.a "decompression bomb").

Patch / fix

  • bzip bzip2 1.0.3
  • apple mac_os_x 10.4.11
  • bzip2 Debian 14, Debian 13, Debian 12 1.0.2-7

debian advisories DEBIAN-CVE-2005-1260

  • bzip2 RHEL 3 1.0.2-11.EL3.4
  • bzip2 RHEL 4 1.0.2-13.EL4.3
  • bzip2-libs RHEL 3 1.0.2-11.EL3.4
  • bzip2-libs RHEL 4 1.0.2-13.EL4.3

red hat advisories RHSA-2005:474

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-2005-1260 updated

security flaw

  • Red Hat Desktop version 3 bzip2 1.0.2-11.EL3.4, bzip2-libs 1.0.2-11.EL3.4 Red Hat Enterprise Linux AS version 3 bzip2 1.0.2-11.EL3.4, bzip2-libs 1.0.2-11.EL3.4 Red Hat Enterprise Linux AS version 4 bzip2 1.0.2-13.EL4.3, bzip2-libs 1.0.2-13.EL4.3 Red Hat Enterprise Linux Desktop version 4 bzip2 1.0.2-13.EL4.3, bzip2-libs 1.0.2-13.EL4.3 Red Hat Enterprise Linux ES version 3 bzip2 1.0.2-11.EL3.4, bzip2-libs 1.0.2-11.EL3.4 Red Hat Enterprise Linux ES version 4 bzip2 1.0.2-13.EL4.3, bzip2-libs 1.0.2-13.EL4.3
    +2 more products
    Red Hat Enterprise Linux WS version 3 bzip2 1.0.2-11.EL3.4, bzip2-libs 1.0.2-11.EL3.4 Red Hat Enterprise Linux WS version 4 bzip2 1.0.2-13.EL4.3, bzip2-libs 1.0.2-13.EL4.3
    fixed: vendor fix RHSA-2005:474

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

Exploit prediction

6.15% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness
  • CWE-400 Uncontrolled Resource Consumption

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.