CVE-2023-25747: A potential use-after-free in libaudio was fixed by disabling the AAudio backend when running on Android API b

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HIGH 7.5REMOTEUPGRADE

CVE-2023-25747 is a high-severity flaw (CVSS 7.5) affecting firefox mobile. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A potential use-after-free in libaudio was fixed by disabling the AAudio backend when running on Android API below version 30. *This bug only affects Firefox for Android. Other versions of Firefox are unaffected.* This vulnerability affects Firefox for Android < 110.1.0.

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.6% (top 52%)
CISA exploited list	No
Weakness	CWE-416
Published	2023-06-19
Last modified	2026-10-23

Publisher (CNA): Mozilla Corporation · Vendor: mozilla

Am I affected?

Timeline

2023-06-19 11:15 UTCPublished CVE record published
2026-10-23 23:10 UTCUpdated Record last modified

mozilla firefox mobile UPGRADE

Affected: < 110.1

Fixed in: 110.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy firefox-mobile || rpm -q firefox-mobile || firefox-mobile --version

2. UPGRADE to 110.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade firefox-mobile

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade firefox-mobile

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Exact fixes by distribution

Fedora 46 · kwin-zones · FIXED · 1.0.13-1.fc46 · FEDORA-2026-95888f332b · source

sudo dnf upgrade --advisory=FEDORA-2026-95888f332b

Fedora ELN · nginx-mod-brotli · FIXED · 1.0.0~rc-16.eln159 · FEDORA-2026-501a6a8273 · source

sudo dnf upgrade --advisory=FEDORA-2026-501a6a8273

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.

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References

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