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CVE-2017-3079: Adobe Flash Player versions 25.0.0.171 and earlier have an exploitable memory corruption vulnerability in the

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CRITICAL 9.8REMOTEUPGRADEUPGRADEUPGRADE

CVE-2017-3079 is a critical-severity flaw (CVSS 9.8) affecting flash player, flash player, flash player. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Adobe Flash Player versions 25.0.0.171 and earlier have an exploitable memory corruption vulnerability in the internal representation of raster data. Successful exploitation could lead to arbitrary code execution.

Why this priority

  • Critical severity
  • EPSS top 6%: very likely to be exploited
  • Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score9.8 (Critical)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededNone
User interactionNone
EPSS exploit chance7.0% (top 6%)
CISA exploited listNo
WeaknessCWE-119
Published2017-06-20
Last modified2026-06-17
Publisher (CNA): Adobe Systems Incorporated · Vendor: adobe

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

Am I affected?

Timeline

adobe flash player UPGRADE
Affected: <= 25.0.0.171
Fixed in: newer than 25.0.0.171
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy flash-player || rpm -q flash-player || flash-player --version
2. UPGRADE to newer than 25.0.0.171 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade flash-player
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade flash-player
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
adobe flash player UPGRADE
Affected: <= 25.0.0.171
Fixed in: newer than 25.0.0.171
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy flash-player || rpm -q flash-player || flash-player --version
2. UPGRADE to newer than 25.0.0.171 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade flash-player
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade flash-player
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
adobe flash player UPGRADE
Affected: <= 25.0.0.171
Fixed in: newer than 25.0.0.171
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy flash-player || rpm -q flash-player || flash-player --version
2. UPGRADE to newer than 25.0.0.171 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade flash-player
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade flash-player
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
adobe flash player UPGRADE
Affected: <= 25.0.0.171
Fixed in: newer than 25.0.0.171
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy flash-player || rpm -q flash-player || flash-player --version
2. UPGRADE to newer than 25.0.0.171 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade flash-player
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade flash-player
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
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-2017-3079?

flash player: upgrade to newer than 25.0.0.171; flash player: upgrade to newer than 25.0.0.171; flash player: upgrade to newer than 25.0.0.171. Exact commands for each OS are on this page.

Is CVE-2017-3079 being exploited?

CVE-2017-3079 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-2017-3079 affect?

CVE-2017-3079 affects flash player, flash player, flash player. Severity is critical (CVSS 9.8). Adobe Flash Player versions 25.0.0.171 and earlier have an exploitable memory corruption vulnerability in the internal representation of raster data. Successful exploitation could lead to arbitrary code execution.

How urgent is CVE-2017-3079?

Priority 63/100. Critical severity; EPSS top 6%: very likely to be exploited; Remotely exploitable, no login, no user action

Software pages

Adobe Flash vulnerabilities

Related CVEs

References

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