0.0
NA
CVE-2026-80877
afs: Fix vllist leak
Description

In the Linux kernel, the following vulnerability has been resolved: afs: Fix vllist leak Fix a leak of the new vllist in afs_update_cell() in the event that it is an empty list (nr_servers == 0), in which case the old list isn't displaced unless the old list is also empty.

INFO

Published Date :

Sept. 4, 2026, 5:16 p.m.

Last Modified :

Sept. 4, 2026, 5:16 p.m.

Remotely Exploit :

No

Source :

416baaa9-dc9f-4396-8d5f-8c081fb06d67
Affected Products

The following products are affected by CVE-2026-80877 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

Solution
Apply the Linux kernel patch for the afs module to fix a vllist memory leak.
  • Update the Linux kernel to the resolved version.
  • Apply the afs module patch.
  • Rebuild and install the kernel.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-80877 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-80877 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-80877 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-80877 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    Sep. 04, 2026

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: afs: Fix vllist leak Fix a leak of the new vllist in afs_update_cell() in the event that it is an empty list (nr_servers == 0), in which case the old list isn't displaced unless the old list is also empty.
    Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/80xxx/CVE-2026-80877.json">CVE-2026-80877</a>
    Added Reference https://git.kernel.org/stable/c/13403945c2385653e282dacda304dce2a25fdb53
    Added Reference https://git.kernel.org/stable/c/2b169eedbb96f37f3f33d7b496d8283194988980
    Added Reference https://git.kernel.org/stable/c/8afb1a787a2802caf1895dd96745cfd6790a6f95
    Added Reference https://git.kernel.org/stable/c/91d8f8e5fd34d3aed26f0fe6cf52b3f71de66cc6
    Added Reference https://git.kernel.org/stable/c/bef5514f6b6cb4bed9061f4b628d6be1cf26a39e
    Added Reference https://git.kernel.org/stable/c/bf55969d9188380eb539bd216850bac27bc2e272
    Added Reference https://git.kernel.org/stable/c/fbfe75c81bff2359a03e85cf84293484cf60fcb9
    Added Reference https://git.kernel.org/stable/c/fc10c0ecf06f2981af5d04357612b00051e03e9e
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.