CVE-2024-41044

MEDIUM
Published Jul 29, 2024 Modified Nov 3, 2025

Description

In the Linux kernel, the following vulnerability has been resolved: ppp: reject claimed-as-LCP but actually malformed packets Since 'ppp_async_encode()' assumes valid LCP packets (with code from 1 to 7 inclusive), add 'ppp_check_packet()' to ensure that LCP packet has an actual body beyond PPP_LCP header bytes, and reject claimed-as-LCP but actually malformed data otherwise.

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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

Affected Products

Vendor Product
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
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/099502ca410922b56353ccef2749bc0de669da78 https://git.kernel.org/stable/c/3134bdf7356ed952dcecb480861d2afcc1e40492 https://git.kernel.org/stable/c/3ba12c2afd933fc1bf800f6d3f6c7ec8f602ce56 https://git.kernel.org/stable/c/6e8f1c21174f9482033bbb59f13ce1a8cbe843c3 https://git.kernel.org/stable/c/97d1efd8be26615ff680cdde86937d5943138f37 https://git.kernel.org/stable/c/d683e7f3fc48f59576af34631b4fb07fd931343e https://git.kernel.org/stable/c/ebc5c630457783d17d0c438b0ad70b232a64a82f https://git.kernel.org/stable/c/f2aeb7306a898e1cbd03963d376f4b6656ca2b55 https://git.kernel.org/stable/c/099502ca410922b56353ccef2749bc0de669da78 https://git.kernel.org/stable/c/3134bdf7356ed952dcecb480861d2afcc1e40492 https://git.kernel.org/stable/c/3ba12c2afd933fc1bf800f6d3f6c7ec8f602ce56 https://git.kernel.org/stable/c/6e8f1c21174f9482033bbb59f13ce1a8cbe843c3 https://git.kernel.org/stable/c/97d1efd8be26615ff680cdde86937d5943138f37 https://git.kernel.org/stable/c/d683e7f3fc48f59576af34631b4fb07fd931343e https://git.kernel.org/stable/c/ebc5c630457783d17d0c438b0ad70b232a64a82f https://git.kernel.org/stable/c/f2aeb7306a898e1cbd03963d376f4b6656ca2b55

Frequently Asked Questions

What is CVE-2024-41044? +
In the Linux kernel, the following vulnerability has been resolved: ppp: reject claimed-as-LCP but actually malformed packets Since 'ppp_async_encode()' assumes valid LCP packets (with code from 1 to 7 inclusive), add 'ppp_check_packet()' to ensure that LCP packet has an actual body beyond PPP_LCP header bytes, and reject claimed-as-LCP but actually malformed data otherwise. It has a CVSS v3.1 base score of 5.5 (MEDIUM).
How severe is CVE-2024-41044? +
CVE-2024-41044 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-2024-41044? +
CVE-2024-41044 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-2024-41044? +
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.

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