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CVE-2015-7542: A vulnerability exists in libgwenhywfar through 4.12.0 due to the usage of outdated bundled CA certificates.

38
Routine
MEDIUM 5.3REMOTEWATCHLISTUPGRADEMITIGATEMITIGATE

CVE-2015-7542 is a medium-severity flaw (CVSS 5.3) affecting gwenhywfar, debian linux, leap. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability exists in libgwenhywfar through 4.12.0 due to the usage of outdated bundled CA certificates.

Why this priority

  • Remotely exploitable, no login, no user action
  • On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score5.3 (Medium)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededNone
User interactionNone
EPSS exploit chance0.4% (top 63%)
CISA exploited listNo
WeaknessCWE-319
Published2019-12-03
Last modified2026-06-17
Publisher (CNA): Red Hat, Inc. · Vendor: aquamaniac · debian · opensuse

Share: LinkedIn · X · Reddit

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

Am I affected?

Timeline

aquamaniac gwenhywfar UPGRADE
Affected: <= 4.12.0
Fixed in: newer than 4.12.0
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy gwenhywfar || rpm -q gwenhywfar || gwenhywfar --version
2. UPGRADE to newer than 4.12.0 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade gwenhywfar
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade gwenhywfar
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
debian debian linux MITIGATE
Affected: 8.0 · 9.0 · 10.0 · 11.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 8.0
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.
opensuse leap MITIGATE
Affected: 42.2 · 42.3
Fixed in: no fixed release known
Safe to downgrade to: a release before 42.2
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-2015-7542?

gwenhywfar: upgrade to newer than 4.12.0; debian linux: mitigate or apply the listed mitigation; leap: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2015-7542 being exploited?

CVE-2015-7542 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-2015-7542 affect?

CVE-2015-7542 affects gwenhywfar, debian linux, leap. Severity is medium (CVSS 5.3). A vulnerability exists in libgwenhywfar through 4.12.0 due to the usage of outdated bundled CA certificates.

How urgent is CVE-2015-7542?

Priority 38/100. Remotely exploitable, no login, no user action; On your watchlist

Software pages

Debian vulnerabilities

References

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