CVE-2024-44944: netfilter: ctnetlink: use helper function to calculate expect ID
First published: Fri Aug 30 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: use helper function to calculate expect ID Delete expectation path is missing a call to the nf_expect_get_id() helper function to calculate the expectation ID, otherwise LSB of the expectation object address is leaked to userspace.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | >=5.2<5.4.282 | |
| Linux Linux kernel | >=5.5<5.10.224 | |
| Linux Linux kernel | >=5.11<5.15.165 | |
| Linux Linux kernel | >=5.16<6.1.103 | |
| Linux Linux kernel | >=6.2<6.6.44 | |
| Linux Linux kernel | >=6.7<6.10.3 | |
| Linux Linux kernel | =4.19.320 | |
| Linux Linux kernel | =5.1 | |
| debian/linux | <=5.10.223-1 | 5.10.226-1 6.1.115-1 6.1.112-1 6.11.7-1 6.11.9-1 |
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Reference Links
- https://git.kernel.org/stable/c/24f407042cf90b0872de667460230d8d50c06c39
- https://git.kernel.org/stable/c/27662b46f2adaa52c1665a82af4b21c42c4337fd
- https://git.kernel.org/stable/c/5e2c24f7b0911b15c29aefce760bcf770542fb61
- https://git.kernel.org/stable/c/64c0b8e64be8368617ef08dfc59a3160563a1435
- https://git.kernel.org/stable/c/66e7650dbbb8e236e781c670b167edc81e771450
- https://git.kernel.org/stable/c/74de442b8e12a207c07953ee068009a7701aff8f
- https://git.kernel.org/stable/c/782161895eb4ac45cf7cfa8db375bd4766cb8299
- https://git.kernel.org/stable/c/eb4ca1a97e08ff5b920664ba292e576257e2d184
- https://www.zerodayinitiative.com/advisories/ZDI-24-1182/
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-44944
- https://nvd.nist.gov/vuln/detail/CVE-2024-44944
- https://launchpad.net/bugs/cve/CVE-2024-44944
- https://security-tracker.debian.org/tracker/CVE-2024-44944
- https://ubuntu.com/security/CVE-2024-44944
- https://git.kernel.org/linus/782161895eb4ac45cf7cfa8db375bd4766cb8299
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