CVE-2021-39480: Bingrep v0.8.5 was discovered to contain a memory allocation failure which can cause a Denial of Service (DoS)

This week

HIGH 7.5REMOTEDOWNGRADE

CVE-2021-39480 is a high-severity flaw (CVSS 7.5) affecting bingrep. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Bingrep v0.8.5 was discovered to contain a memory allocation failure which can cause a Denial of Service (DoS).

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.1% (top 36%)
CISA exploited list	No
Weakness	CWE-770
Published	2022-01-21
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: bingrep project

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

Am I affected?

Timeline

2022-01-21 22:15 UTCPublished CVE record published
2026-06-17 04:03 UTCUpdated Record last modified

bingrep project bingrep DOWNGRADE

Affected: 0.8.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.8.5

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.8.5 (Debian / Ubuntu)

apt-cache madison bingrep sudo apt install bingrep=<VERSION_BEFORE_0.8.5> sudo apt-mark hold bingrep

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

dnf --showduplicates list bingrep sudo dnf downgrade bingrep-<VERSION_BEFORE_0.8.5> sudo dnf versionlock add bingrep

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-2021-39480?

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

Is CVE-2021-39480 being exploited?

CVE-2021-39480 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-2021-39480 affect?

CVE-2021-39480 affects bingrep. Severity is high (CVSS 7.5). Bingrep v0.8.5 was discovered to contain a memory allocation failure which can cause a Denial of Service (DoS).

How urgent is CVE-2021-39480?

Priority 52/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

References

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