CVE-2022-48641

MEDIUM
Published Apr 28, 2024 Modified Jan 7, 2025 CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: netfilter: ebtables: fix memory leak when blob is malformed The bug fix was incomplete, it "replaced" crash with a memory leak. The old code had an assignment to "ret" embedded into the conditional, restore this.

Is your site exposed to CVE-2022-48641?

Run a free security scan — no signup, results in seconds.

CVSS v3.1 Score

5.5
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-401 CWE-401

Affected Products

Vendor Product
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel

References

Advisories & Patches

https://git.kernel.org/stable/c/11ebf32fde46572b0aaf3c2bdd97d923ef5a03ab https://git.kernel.org/stable/c/1e98318af2f163eadaff815abcef38d27ca92c1e https://git.kernel.org/stable/c/38cf372b17f0a5f35c1b716a100532d539f0eb33 https://git.kernel.org/stable/c/62ce44c4fff947eebdf10bb582267e686e6835c9 https://git.kernel.org/stable/c/754e8b74281dd54a324698803483f47cf3355ae1 https://git.kernel.org/stable/c/d5917b7af7cae0e2804f9d127a03268035098b7f https://git.kernel.org/stable/c/ebd97dbe3c55d68346b9c5fb00634a7f5b10bbee https://git.kernel.org/stable/c/11ebf32fde46572b0aaf3c2bdd97d923ef5a03ab https://git.kernel.org/stable/c/1e98318af2f163eadaff815abcef38d27ca92c1e https://git.kernel.org/stable/c/38cf372b17f0a5f35c1b716a100532d539f0eb33 https://git.kernel.org/stable/c/62ce44c4fff947eebdf10bb582267e686e6835c9 https://git.kernel.org/stable/c/754e8b74281dd54a324698803483f47cf3355ae1 https://git.kernel.org/stable/c/d5917b7af7cae0e2804f9d127a03268035098b7f https://git.kernel.org/stable/c/ebd97dbe3c55d68346b9c5fb00634a7f5b10bbee

Frequently Asked Questions

What is CVE-2022-48641? +
In the Linux kernel, the following vulnerability has been resolved: netfilter: ebtables: fix memory leak when blob is malformed The bug fix was incomplete, it "replaced" crash with a memory leak. The old code had an assignment to "ret" embedded into the conditional, restore this. It has a CVSS v3.1 base score of 5.5 (MEDIUM).
How severe is CVE-2022-48641? +
CVE-2022-48641 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.
What products are affected by CVE-2022-48641? +
CVE-2022-48641 affects products from linux, specifically: linux_kernel. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2022-48641? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

CVE-2026-0646

A denial-of-service security issue exists within the 1794-AENTR adapter due to improper memory handling of CIP protocol requests. This vulnerability …
CVE-2026-20746

Virtual attribute handling in Ping Identity PingDirectory in affected versions allows only authorized users to exhaust java memory heap when …
CVE-2026-93926

Missing release of memory after effective lifetime, Missing release of resource after effective lifetime vulnerability in Apache Thrift THeaderTransport. This …
CVE-2026-53429

Missing Release of Memory after Effective Lifetime vulnerability in leandrocp mdex and mdex_native allows an attacker who controls a rendered …
CVE-2026-94652

Missing release of memory after effective lifetime vulnerability in Apache Thrift c++ bindings. This issue affects Apache Thrift: before 0.25.0. …
CVE-2026-13148

Missing release of memory after effective lifetime vulnerability in Softing smartLink allows resource leak exposure. This issue affects smartLink HW-PN: …

Don't wait for an exploit

Scan your website for vulnerabilities like CVE-2022-48641 — free, no signup required.