AEGLIX vulnerability intelligence
CVE-2022-2586
MEDIUM · CVSS 5.3 · Analyzed
Published: 2024-01-08 · Updated: 2026-10-14 · Source: NVD
Vulnerability overview
It was discovered that a nft object or expression could reference a nft set on a different nft table, leading to a use-after-free once that table was deleted.
Severity and scoring
- CVSS score
- 5.3 · MEDIUM
- CVSS version
- 3.1
- CVSS vector
- CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H
- Weaknesses
- CWE-416
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- Linux · Kernel
- Added to catalog
- 2024-06-26
- Required action
- Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.
- CISA remediation due date
- 2024-07-17
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:o:siemens:simatic_s7-1500_tm_mfp_firmware:*:*:*:*:*:*:*:*
Before (exclusive): 1.1
cpe:2.3:o:siemens:sinec_os:*:*:*:*:*:*:*:*
Before (exclusive): 2.4
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
From (inclusive): 3.16
Before (exclusive): 4.14.316
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
From (inclusive): 4.15
Before (exclusive): 4.19.256
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
From (inclusive): 4.20
Before (exclusive): 5.4.211
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
From (inclusive): 5.5
Before (exclusive): 5.10.137
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
From (inclusive): 5.11
Before (exclusive): 5.15.61
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
From (inclusive): 5.16
Before (exclusive): 5.18.18
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
From (inclusive): 5.19
Before (exclusive): 5.19.2
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:22.04:*:*:*:lts:*:*:*
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2586
Third Party Advisory
- https://lore.kernel.org/netfilter-devel/20220809170148.164591-1-cascardo@canonical.com/T/#t
Mailing List · Patch
- https://ubuntu.com/security/notices/USN-5557-1
Third Party Advisory
- https://ubuntu.com/security/notices/USN-5560-1
Third Party Advisory
- https://ubuntu.com/security/notices/USN-5560-2
Third Party Advisory
- https://ubuntu.com/security/notices/USN-5562-1
Third Party Advisory
- https://ubuntu.com/security/notices/USN-5564-1
Third Party Advisory
- https://ubuntu.com/security/notices/USN-5565-1
Third Party Advisory
- https://ubuntu.com/security/notices/USN-5566-1
Third Party Advisory
- https://ubuntu.com/security/notices/USN-5567-1
Third Party Advisory
- https://ubuntu.com/security/notices/USN-5582-1
Third Party Advisory
- https://www.openwall.com/lists/oss-security/2022/08/09/5
Mailing List
- https://www.zerodayinitiative.com/advisories/ZDI-22-1118/
Third Party Advisory · VDB Entry
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2586
Third Party Advisory
- https://lore.kernel.org/netfilter-devel/20220809170148.164591-1-cascardo@canonical.com/T/#t
Mailing List · Patch
- https://ubuntu.com/security/notices/USN-5557-1
Third Party Advisory
- https://ubuntu.com/security/notices/USN-5560-1
Third Party Advisory
- https://ubuntu.com/security/notices/USN-5560-2
Third Party Advisory
- https://ubuntu.com/security/notices/USN-5562-1
Third Party Advisory
- https://ubuntu.com/security/notices/USN-5564-1
Third Party Advisory
- https://ubuntu.com/security/notices/USN-5565-1
Third Party Advisory
- https://ubuntu.com/security/notices/USN-5566-1
Third Party Advisory
- https://ubuntu.com/security/notices/USN-5567-1
Third Party Advisory
- https://ubuntu.com/security/notices/USN-5582-1
Third Party Advisory
- https://www.openwall.com/lists/oss-security/2022/08/09/5
Mailing List
- https://www.vicarius.io/vsociety/posts/use-after-free-vulnerability-linked-chain-between-nft-tables-cve-2022-2586
Exploit · Third Party Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-22-1118/
Third Party Advisory · VDB Entry
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html
Third Party Advisory
- https://cert-portal.siemens.com/productcert/html/ssa-806742.html
Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-2586
US Government Resource