0.0
NA
CVE-2026-43078
crypto: af_alg - Fix page reassignment overflow in af_alg_pull_tsgl
Description

In the Linux kernel, the following vulnerability has been resolved: crypto: af_alg - Fix page reassignment overflow in af_alg_pull_tsgl When page reassignment was added to af_alg_pull_tsgl the original loop wasn't updated so it may try to reassign one more page than necessary. Add the check to the reassignment so that this does not happen. Also update the comment which still refers to the obsolete offset argument.

INFO

Published Date :

May 6, 2026, 10:16 a.m.

Last Modified :

May 6, 2026, 10:16 a.m.

Remotely Exploit :

No

Source :

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

The following products are affected by CVE-2026-43078 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
Correct page reassignment logic in the Linux kernel's af_alg module to prevent overflows.
  • Update the Linux kernel to include the fix for af_alg_pull_tsgl.
  • Verify page reassignment logic in related modules.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-43078 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-2026-43078 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-2026-43078 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-43078 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

    May. 06, 2026

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: crypto: af_alg - Fix page reassignment overflow in af_alg_pull_tsgl When page reassignment was added to af_alg_pull_tsgl the original loop wasn't updated so it may try to reassign one more page than necessary. Add the check to the reassignment so that this does not happen. Also update the comment which still refers to the obsolete offset argument.
    Added Reference https://git.kernel.org/stable/c/2b781d1d4f933990318bcc5c68fb75a717379e42
    Added Reference https://git.kernel.org/stable/c/31d00156e50ecad37f2cb6cbf04aaa9a260505ef
    Added Reference https://git.kernel.org/stable/c/710a4ce5d7afd9fe082c75dec282ab4a11c0fe71
    Added Reference https://git.kernel.org/stable/c/9532501e0f1b200ea80baa0e33e0b06da10bb271
    Added Reference https://git.kernel.org/stable/c/c8369a6d62f5abde9cbd4b62c45bf4b996be2468
    Added Reference https://git.kernel.org/stable/c/dea5fcf085f977b6c2de1b2d4ec4767b6c840d1f
    Added Reference https://git.kernel.org/stable/c/f7826bc0b39928a4a22f6b815dd9940b22a63503
    Added Reference https://git.kernel.org/stable/c/fa48d3ea9cdbfb28c1fd6756c6c5cd01351aa51e
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.