CVE-2011-2776: Buffer overflow in the Error function in super.c in Super 3.30.0 might allow local users to execute arbitrary

Routine

MEDIUM 4.4DOWNGRADE

CVE-2011-2776 is a medium-severity flaw (CVSS 4.4) affecting super. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Buffer overflow in the Error function in super.c in Super 3.30.0 might allow local users to execute arbitrary code via vectors related to syslog logging. NOTE: some of these details are obtained from third party information.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	4.4 (Medium)
EPSS exploit chance	0.4% (top 62%)
CISA exploited list	No
Weakness	CWE-119
Published	2012-01-13
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: robert luberda

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

Am I affected?

Timeline

2012-01-13 18:55 UTCPublished CVE record published
2026-06-16 23:31 UTCUpdated Record last modified

robert luberda super DOWNGRADE

Affected: 3.30.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.30.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 3.30.0 (Debian / Ubuntu)

apt-cache madison super sudo apt install super=<VERSION_BEFORE_3.30.0> sudo apt-mark hold super

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

dnf --showduplicates list super sudo dnf downgrade super-<VERSION_BEFORE_3.30.0> sudo dnf versionlock add super

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-2011-2776?

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

Is CVE-2011-2776 being exploited?

CVE-2011-2776 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-2011-2776 affect?

CVE-2011-2776 affects super. Severity is medium (CVSS 4.4). Buffer overflow in the Error function in super.c in Super 3.30.0 might allow local users to execute arbitrary code via vectors related to syslog logging. NOTE: some of these details are obtained from third party information.

How urgent is CVE-2011-2776?

Priority 25/100. No elevated risk signals yet.

Related CVEs

CVE-2014-0470 HIGH 7.2 DOWNGRADE super.c in Super 3.30.0 does not check the return value of the setuid function when the -F flag is set, which

References

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