CVE-2014-3424: lisp/net/tramp-sh.el in GNU Emacs 24.3 and earlier allows local users to overwrite arbitrary files via a symli

Q: How do I fix CVE-2014-3424?

mageia: mitigate or apply the listed mitigation; emacs: upgrade to newer than 24.3. Exact commands for each OS are on this page.

Q: Is CVE-2014-3424 being exploited?

CVE-2014-3424 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-2014-3424 affect?

CVE-2014-3424 affects mageia, emacs. Severity is low (CVSS 3.3). lisp/net/tramp-sh.el in GNU Emacs 24.3 and earlier allows local users to overwrite arbitrary files via a symlink attack on a /tmp/tramp.##### temporary file.

Q: How urgent is CVE-2014-3424?

Priority 19/100. No elevated risk signals yet.

Routine

LOW 3.3MITIGATEUPGRADE

CVE-2014-3424 is a low-severity flaw (CVSS 3.3) affecting mageia, emacs. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

lisp/net/tramp-sh.el in GNU Emacs 24.3 and earlier allows local users to overwrite arbitrary files via a symlink attack on a /tmp/tramp.##### temporary file.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	3.3 (Low)
EPSS exploit chance	0.4% (top 71%)
CISA exploited list	No
Weakness	CWE-59
Published	2014-05-08
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: gnu · mageia project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2014-05-08 10:55 UTCPublished CVE record published
2026-06-17 00:08 UTCUpdated Record last modified

mageia project mageia MITIGATE

Affected: 3 · 4

Fixed in: no fixed release known

Safe to downgrade to: a release before 3

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

gnu emacs UPGRADE

Affected: <= 24.3 · 20.0 · 20.1 · 20.2 · 20.3 · 20.4 · 20.5 · 20.6

Fixed in: newer than 24.3

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 24.3 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade emacs

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-2014-3424?

mageia: mitigate or apply the listed mitigation; emacs: upgrade to newer than 24.3. Exact commands for each OS are on this page.

Is CVE-2014-3424 being exploited?

CVE-2014-3424 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-2014-3424 affect?

CVE-2014-3424 affects mageia, emacs. Severity is low (CVSS 3.3). lisp/net/tramp-sh.el in GNU Emacs 24.3 and earlier allows local users to overwrite arbitrary files via a symlink attack on a /tmp/tramp.##### temporary file.

How urgent is CVE-2014-3424?

Priority 19/100. No elevated risk signals yet.

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References

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