Nixpkgs security tracker
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CVE-2026-7837
3.7 LOW
- CVSS version (CVSS): 3.1
- Attack Vector (AV): Network (N)
- Attack Complexity (AC): High (H)
- Privileges Required (PR): None (N)
- User Interaction (UI): None (N)
- Scope (S): Unchanged (U)
- Confidentiality (C): None (N)
- Integrity (I): Low (L)
- Availability (A): None (N)
- Modified Attack Vector (MAV): Network (N)
- Modified Attack Complexity (MAC): High (H)
- Modified Privileges Required (MPR): None (N)
- Modified User Interaction (MUI): None (N)
- Modified Confidentiality (MC): None (N)
- Modified Scope (MS): Unchanged (U)
- Modified Integrity (MI): Low (L)
- Modified Availability (MA): None (N)
Activity log
- Created suggestion
TOCTOU with root privilege in ad_flush
A time-of-check time-of-use (TOCTOU) condition in the ad_flush function in Netatalk 3.0.0 through 4.4.2 involves root-privileged file operations, which may allow a remote attacker to cause limited data modification under specific race conditions.
References
-
Netatalk Security Advisory CVE-2026-7837 vendor-advisory
Affected products
Netatalk
- ==4.5.0
- =<4.4.2
Package maintainers
-
@jcumming Jack Cummings <jack@mudshark.org>
-
@erichelgeson Eric Helgeson <erichelgeson@gmail.com>