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Fencer Intel
high 7.3

CVE-2015-8837 json

Stack-based buffer overflow in the isofs_real_readdir function in isofs.c in FuseISO 20070708 allows remote attackers to cause a denial of…

published 10y ago modified 4mo ago also EUVD-2015-8703

cvss
7.3
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.9%
EPSS 2.9% chance of exploitation in 30 days, percentile 87%
public exploits
0
none known

Summary

Stack-based buffer overflow in the isofs_real_readdir function in isofs.c in FuseISO 20070708 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a long pathname in an ISO file.

Patch / fix

  • fuseiso Debian 14, Debian 13, Debian 12 20070708-3.2

debian advisories DEBIAN-CVE-2015-8837

  • fuseiso Ubuntu 14.04 LTS 20070708-3+deb7u1ubuntu14.04.1

ubuntu advisories UBUNTU-CVE-2015-8837

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • fuseiso openSUSE Tumbleweed 20260614-1.1

opensuse advisories openSUSE-SU-2026:12180-1

Is CVE-2015-8837 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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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-2015-8837 updated cvss 4.3

fuseiso: Stack-based buffer overflow when scanning directory structure for absolute path entries

  • Red Hat Enterprise Linux 7 fuseiso
    affected: no fix planned “Will not fix”

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

2.91% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=862211 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 7.3 CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Intel 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.