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CVE-2015-1802

23
FAUCET Score

CVE-2015-1802 describes an out-of-bounds write vulnerability in the bdfReadProperties function of X.Org libXfont versions prior to 1.4.9 and 1.5.1. This flaw, triggered by malformed BDF font files with negative or large property counts, affects various Canonical, Debian, and X.Org Linux distributions. With a CVSS score of 8.5, this vulnerability is considered highly severe, allowing authenticated remote attackers to cause a denial of service or potentially execute arbitrary code with medium attack complexity. Despite its severity, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.4.8CPE matchmatch criteria
cpe:2.3:a:x:libxfont:*:*:*:*:*:*:*:*
1.5.0CPE matchmatch criteria
cpe:2.3:a:x:libxfont:1.5.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

8.5HIGH

AV:N/AC:M/Au:S/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
SINGLE
Exploitability Score
6.8
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
4.90%
Probability of exploitation in next 30 days
EPSS Percentile
91.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0490 is in the 90th percentile among its peer group of 1,162 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libXfont-0:1.4.5-5.el6_7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: libXfont-0:1.4.7-3.ael7b_1
View patch
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: libXfont

Vendor Advisories (1)

redhatCVE-2015-1802Important

libXfont: missing range check in bdfReadProperties

Mar 17, 2015

References

advisories.mageia.org / MGASA-2015-0113.html
lists.fedoraproject.org / pipermail/package-announce/2015-March/152497.html
lists.fedoraproject.org / pipermail/package-announce/2015-March/152838.html
lists.opensuse.org / opensuse-security-announce/2015-03/msg00032.html
lists.opensuse.org / opensuse-security-announce/2015-04/msg00002.html
lists.opensuse.org / opensuse-security-announce/2015-04/msg00005.html
rhn.redhat.com / errata/RHSA-2015-1708.html
security.gentoo.org / glsa/201507-21
debian.org / security/2015/dsa-3194
mandriva.com / security/advisories
oracle.com / technetwork/topics/security/bulletinapr2015-2511959.html
oracle.com / technetwork/topics/security/cpujul2015-2367936.html
securityfocus.com / bid/73277
securitytracker.com / id/1031935
ubuntu.com / usn/USN-2536-1
x.org / wiki/Development/Security/Advisory-2015-03-17
Vendor Advisory