CVE-2012-0064: xkeyboard-config before 2.5 in X.Org before 7.6 enables certain XKB debugging functions by default, which allo

Q: How do I fix CVE-2012-0064?

x.org x11: upgrade to newer than 7.5; xkeyboard-config: upgrade to newer than 2.4. Exact commands for each OS are on this page.

Q: Is CVE-2012-0064 being exploited?

CVE-2012-0064 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-2012-0064 affect?

CVE-2012-0064 affects x.org x11, xkeyboard-config. Severity is medium (CVSS 4.6). xkeyboard-config before 2.5 in X.Org before 7.6 enables certain XKB debugging functions by default, which allows physically proximate attackers to bypass an X screen lock via keyboard combinations that break the input grab.

Q: How urgent is CVE-2012-0064?

Priority 24/100. No elevated risk signals yet.

Routine

MEDIUM 4.6UPGRADEUPGRADE

CVE-2012-0064 is a medium-severity flaw (CVSS 4.6) affecting x.org x11, xkeyboard-config. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

xkeyboard-config before 2.5 in X.Org before 7.6 enables certain XKB debugging functions by default, which allows physically proximate attackers to bypass an X screen lock via keyboard combinations that break the input grab.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	4.6 (Medium)
EPSS exploit chance	0.4% (top 67%)
CISA exploited list	No
Weakness	CWE-264
Published	2014-02-10
Last modified	2026-06-16

Publisher (CNA): Red Hat, Inc. · Vendor: x · xkeyboard config project

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

Am I affected?

Timeline

2014-02-10 23:55 UTCPublished CVE record published
2026-06-16 23:36 UTCUpdated Record last modified

x x.org x11 UPGRADE

Affected: <= 7.5 · 1.0 · 3.0 · 4.0 · 5.0 · 6.0 · 6.1 · 6.3

Fixed in: newer than 7.5

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy x.org-x11 || rpm -q x.org-x11 || x.org-x11 --version

2. UPGRADE to newer than 7.5 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade x.org-x11

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade x.org-x11

Note

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

xkeyboard config project xkeyboard-config UPGRADE

Affected: <= 2.4 · 2.0 · 2.1 · 2.2 · 2.3

Fixed in: newer than 2.4

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy xkeyboard-config || rpm -q xkeyboard-config || xkeyboard-config --version

2. UPGRADE to newer than 2.4 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade xkeyboard-config

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade xkeyboard-config

Note

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

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-2012-0064?

x.org x11: upgrade to newer than 7.5; xkeyboard-config: upgrade to newer than 2.4. Exact commands for each OS are on this page.

Is CVE-2012-0064 being exploited?

CVE-2012-0064 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-2012-0064 affect?

CVE-2012-0064 affects x.org x11, xkeyboard-config. Severity is medium (CVSS 4.6). xkeyboard-config before 2.5 in X.Org before 7.6 enables certain XKB debugging functions by default, which allows physically proximate attackers to bypass an X screen lock via keyboard combinations that break the input grab.

How urgent is CVE-2012-0064?

Priority 24/100. No elevated risk signals yet.

Related CVEs

CVE-2013-4396 MEDIUM 6.5 DOWNGRADE Use-after-free vulnerability in the doImageText function in dix/dixfonts.c in the xorg-server module before 1.
CVE-2012-1699 LOW 3.6 DOWNGRADE UPGRADE The ProcSetEventMask function in difs/events.c in the xfs font server for X.Org X11R6 through X11R6.6 and XFre

References

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