CVE-2022-1242: Apport can be tricked into connecting to arbitrary sockets as the root user

Q: How do I fix CVE-2022-1242?

apport: upgrade to 2.21.0; ubuntu linux: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Q: Is CVE-2022-1242 being exploited?

CVE-2022-1242 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-2022-1242 affect?

CVE-2022-1242 affects apport, ubuntu linux. Severity is high (CVSS 7.8). Apport can be tricked into connecting to arbitrary sockets as the root user

Q: How urgent is CVE-2022-1242?

Priority 36/100. High severity; On your watchlist

Routine

HIGH 7.8WATCHLISTUPGRADEMITIGATE

CVE-2022-1242 is a high-severity flaw (CVSS 7.8) affecting apport, ubuntu linux. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Apport can be tricked into connecting to arbitrary sockets as the root user

Why this priority

High severity
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 86%)
CISA exploited list	No
Weakness	CWE-20
Published	2024-06-03
Last modified	2026-06-17

Publisher (CNA): Canonical Ltd. · Vendor: canonical

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

Am I affected?

Timeline

2024-06-03 19:15 UTCPublished CVE record published
2026-06-17 04:22 UTCUpdated Record last modified

canonical apport UPGRADE

Affected: < 2.21.0

Fixed in: 2.21.0

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 2.21.0 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade apport

Note

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

canonical ubuntu linux MITIGATE

Affected: 18.04 · 20.04 · 21.10 · 22.04

Fixed in: no fixed release known

Safe to downgrade to: a release before 18.04

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.

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-2022-1242?

apport: upgrade to 2.21.0; ubuntu linux: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-1242 being exploited?

CVE-2022-1242 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-2022-1242 affect?

CVE-2022-1242 affects apport, ubuntu linux. Severity is high (CVSS 7.8). Apport can be tricked into connecting to arbitrary sockets as the root user

How urgent is CVE-2022-1242?

Priority 36/100. High severity; On your watchlist

Software pages

Ubuntu vulnerabilities

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References

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