CVE-2006-0048: Francesco Stablum tcpick 0.2.1 allows remote attackers to cause a denial of service (segmentation fault) via c

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MEDIUM 5.0WATCHLISTDOWNGRADE

CVE-2006-0048 is a medium-severity flaw (CVSS 5.0) affecting tcpick. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Francesco Stablum tcpick 0.2.1 allows remote attackers to cause a denial of service (segmentation fault) via certain fragmented packets, possibly involving invalid headers and an attacker-controlled payload length. NOTE: this issue might be a buffer overflow or overread.

Why this priority

On your watchlist

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	1.8% (top 21%)
CISA exploited list	No
Published	2006-04-26
Last modified	2026-06-16

Publisher (CNA): Debian GNU/Linux · Vendor: francesco stablum

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

Am I affected?

Timeline

2006-04-26 00:06 UTCPublished CVE record published
2026-06-16 22:19 UTCUpdated Record last modified

francesco stablum tcpick DOWNGRADE

Affected: 0.2.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.2.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.2.1 (Debian / Ubuntu)

apt-cache madison tcpick sudo apt install tcpick=<VERSION_BEFORE_0.2.1> sudo apt-mark hold tcpick

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list tcpick sudo dnf downgrade tcpick-<VERSION_BEFORE_0.2.1> sudo dnf versionlock add tcpick

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2006-0048?

tcpick: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2006-0048 being exploited?

CVE-2006-0048 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-2006-0048 affect?

CVE-2006-0048 affects tcpick. Severity is medium (CVSS 5.0). Francesco Stablum tcpick 0.2.1 allows remote attackers to cause a denial of service (segmentation fault) via certain fragmented packets, possibly involving invalid headers and an attacker-controlled payload length. NOTE: this issue might b

How urgent is CVE-2006-0048?

Priority 42/100. On your watchlist

References

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