CVE-2025-1939
published 2025-03-04CVE-2025-1939: Android apps can load web pages using the Custom Tabs feature. This feature supports a transition animation that could have been used to trick a user into…
PriorityP412low3.9CVSS 3.1
AVLACLPRLUIRSUCLILAN
EPSS
0.19%
7.9th percentile
Android apps can load web pages using the Custom Tabs feature. This feature supports a transition animation that could have been used to trick a user into granting sensitive permissions by hiding what the user was actually clicking. This vulnerability was fixed in Firefox 136.
Affected
6 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | firefox | — | — |
| linux | linux_kernel | >= 6.13.0 < 6.18.3 | 6.18.3 |
| linux | linux_kernel | >= 6.5.0 < 6.6.120 | 6.6.120 |
| linux | linux_kernel | >= 6.7.0 < 6.12.64 | 6.12.64 |
| mozilla | firefox | < 136.0 | 136.0 |
| mozilla | firefox | — | — |
CVSS provenance
nvdv3.13.9LOWCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
osv5.5MEDIUM
vendor_redhat5.5MEDIUM
vendor_debian3.9LOW
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VulDB
Mozilla Firefox up to 135 on Android Custom Tabs permission
vuldb·2026-10-01·CVSS 3.9
CVE-2025-1939 [LOW] Mozilla Firefox up to 135 on Android Custom Tabs permission
A vulnerability was found in Mozilla Firefox up to 135 on Android. It has been rated as critical. Affected by this vulnerability is an unknown functionality of the component Custom Tabs. The manipulation leads to permission issues.
This vulnerability is traded as CVE-2025-1939. An attack has to be approached locally. There is no exploit available.
Upgrading the affected component is advised.
OSV
f2fs: ensure node page reads complete before f2fs_put_super() finishes
osv·2026-01-14·CVSS 5.5
CVE-2025-71107 f2fs: ensure node page reads complete before f2fs_put_super() finishes
f2fs: ensure node page reads complete before f2fs_put_super() finishes
In the Linux kernel, the following vulnerability has been resolved:
f2fs: ensure node page reads complete before f2fs_put_super() finishes
Xfstests generic/335, generic/336 sometimes crash with the following message:
F2FS-fs (dm-0): detect filesystem reference count leak during umount, type: 9, count: 1
------------[ cut here ]------------
kernel BUG at fs/f2fs/super.c:1939!
Oops: invalid opcode: 0000 [#1] SMP NOPTI
CPU: 1 UID: 0 PID: 609351 Comm: umount Tainted: G W 6.17.0-rc5-xfstests-g9dd1835ecda5 #1 PREEMPT(none)
Tainted: [W]=WARN
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:f2fs_put_super+0x3b3/0x3c0
Call Trace:
generic_shutdown_super+0x7e/0x190
kill_bloc
GHSA
GHSA-x9h6-qwxm-528g: Android apps can load web pages using the Custom Tabs feature
ghsa_unreviewed·2025-03-04
CVE-2025-1939 [LOW] CWE-359 GHSA-x9h6-qwxm-528g: Android apps can load web pages using the Custom Tabs feature
Android apps can load web pages using the Custom Tabs feature. This feature supports a transition animation that could have been used to trick a user into granting sensitive permissions by hiding what the user was actually clicking. This vulnerability affects Firefox < 136.
OSV
CVE-2025-1939: Android apps can load web pages using the Custom Tabs feature
osv·2025-03-04·CVSS 3.9
CVE-2025-1939 [LOW] CVE-2025-1939: Android apps can load web pages using the Custom Tabs feature
Android apps can load web pages using the Custom Tabs feature. This feature supports a transition animation that could have been used to trick a user into granting sensitive permissions by hiding what the user was actually clicking. This vulnerability affects Firefox < 136.
Red Hat
kernel: f2fs: ensure node page reads complete before f2fs_put_super() finishes
vendor_redhat·2026-01-14·CVSS 5.5
CVE-2025-71107 [MEDIUM] kernel: f2fs: ensure node page reads complete before f2fs_put_super() finishes
kernel: f2fs: ensure node page reads complete before f2fs_put_super() finishes
In the Linux kernel, the following vulnerability has been resolved:
f2fs: ensure node page reads complete before f2fs_put_super() finishes
Xfstests generic/335, generic/336 sometimes crash with the following message:
F2FS-fs (dm-0): detect filesystem reference count leak during umount, type: 9, count: 1
------------[ cut here ]------------
kernel BUG at fs/f2fs/super.c:1939!
Oops: invalid opcode: 0000 [#1] SMP NOPTI
CPU: 1 UID: 0 PID: 609351 Comm: umount Tainted: G W 6.17.0-rc5-xfstests-g9dd1835ecda5 #1 PREEMPT(none)
Tainted: [W]=WARN
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:f2fs_put_super+0x3b3/0x3c0
Call Trace:
generic_shutdown_super+0x7e/0x190
kill
Red Hat
firefox: Tapjacking in Android Custom Tabs using transition animations
vendor_redhat·2025-03-04·CVSS 3.9
CVE-2025-1939 [LOW] CWE-1021 firefox: Tapjacking in Android Custom Tabs using transition animations
firefox: Tapjacking in Android Custom Tabs using transition animations
Android apps can load web pages using the Custom Tabs feature. This feature supports a transition animation that could have been used to trick a user into granting sensitive permissions by hiding what the user was actually clicking. This vulnerability affects Firefox < 136.
A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Android apps can load web pages using the Custom Tabs feature. This feature supports a transition animation that could be used to trick a user into granting sensitive permissions by hiding what the user is actually clicking.
Statement: Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Adviso
Debian
CVE-2025-1939: firefox - Android apps can load web pages using the Custom Tabs feature. This feature supp...
vendor_debian·2025·CVSS 3.9
CVE-2025-1939 [LOW] CVE-2025-1939: firefox - Android apps can load web pages using the Custom Tabs feature. This feature supp...
Android apps can load web pages using the Custom Tabs feature. This feature supports a transition animation that could have been used to trick a user into granting sensitive permissions by hiding what the user was actually clicking. This vulnerability affects Firefox < 136.
Scope: local
sid: resolved
Mozilla
Mozilla Foundation Security Advisory 2025-14: CVE-2025-1939
vendor_mozilla·CVSS 3.9
CVE-2025-1939 [LOW] Mozilla Foundation Security Advisory 2025-14: CVE-2025-1939
Mozilla Foundation Security Advisory 2025-14
CVE: CVE-2025-1939
Product: Firefox
Impact: high
Fixed in: Firefox 136
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2025-03-04
Published