CVE-2007-5760: Array index error in the XFree86-Misc extension in X.Org Xserver before 1.4.1 allows context-dependent attacke

Q: How do I fix CVE-2007-5760?

xserver: upgrade to newer than 1.4; xfree86-misc: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Q: Is CVE-2007-5760 being exploited?

CVE-2007-5760 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2007-5760 affect?

CVE-2007-5760 affects xserver, xfree86-misc. Severity is high (CVSS 9.3). Array index error in the XFree86-Misc extension in X.Org Xserver before 1.4.1 allows context-dependent attackers to execute arbitrary code via a PassMessage request containing a large array index.

Q: How urgent is CVE-2007-5760?

Priority 55/100. Critical severity

This month

HIGH 9.3UPGRADEMITIGATE

CVE-2007-5760 is a high-severity flaw (CVSS 9.3) affecting xserver, xfree86-misc. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Array index error in the XFree86-Misc extension in X.Org Xserver before 1.4.1 allows context-dependent attackers to execute arbitrary code via a PassMessage request containing a large array index.

Why this priority

Critical severity

A fixed release or distro patch exists.

Risk facts

CVSS score	9.3 (High)
EPSS exploit chance	3.3% (top 12%)
CISA exploited list	No
Published	2008-01-18
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: x.org · xfree86 project

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2008-01-18 23:00 UTCPublished CVE record published
2026-06-16 22:46 UTCUpdated Record last modified

x.org xserver UPGRADE

Affected: <= 1.4

Fixed in: newer than 1.4

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy xserver || rpm -q xserver || xserver --version

2. UPGRADE to newer than 1.4 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade xserver

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade xserver

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

xfree86 project xfree86-misc MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy xfree86-misc || rpm -q xfree86-misc || xfree86-misc --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2007-5760?

xserver: upgrade to newer than 1.4; xfree86-misc: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2007-5760 being exploited?

CVE-2007-5760 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2007-5760 affect?

CVE-2007-5760 affects xserver, xfree86-misc. Severity is high (CVSS 9.3). Array index error in the XFree86-Misc extension in X.Org Xserver before 1.4.1 allows context-dependent attackers to execute arbitrary code via a PassMessage request containing a large array index.

How urgent is CVE-2007-5760?

Priority 55/100. Critical severity

Related CVEs

CVE-2008-0006 HIGH 7.5 MITIGATE MITIGATE Buffer overflow in (1) X.Org Xserver before 1.4.1, and (2) the libfont and libXfont libraries on some platform
CVE-2007-6429 HIGH 9.3 MITIGATE MITIGATE Multiple integer overflows in X.Org Xserver before 1.4.1 allow context-dependent attackers to execute arbitrar
CVE-2007-6428 MEDIUM 5.0 MITIGATE UPGRADE The ProcGetReservedColormapEntries function in the TOG-CUP extension in X.Org Xserver before 1.4.1 allows cont
CVE-2007-5958 MEDIUM 5.0 UPGRADE X.Org Xserver before 1.4.1 allows local users to determine the existence of arbitrary files via a filename arg
CVE-2007-3957 MEDIUM 5.0 DOWNGRADE Buffer overflow in Nipun Jain xserver 0.1 alpha allows remote attackers to cause a denial of service via a POS

References

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