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TI-2022-00403 Aliases CVE-2022-0480GHSA-gjf9-j6hw-q3hj

Resource allocation without limits in kernel

Priority LOW 25CWE-770Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
Partial Red Hat: 15 fixed, 2 without a fix

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-770.

Summary

A flaw was found in the filelock_init in fs/locks.c function in the Linux kernel. This issue can lead to host memory exhaustion due to memcg not limiting the number of Portable Operating System Interface (POSIX) file locks.

Why it matters now

EPSS 0.00292 21st percentileScored 2026-11-07
Fix Partial Red Hat: 5 advisoriesRed Hat: 15 fixed, 2 without a fix

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
—kernelNot Known—No fix listedCNA
  • kernel Vendor— Affected Not Known Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*before 5.15VulnerableLinux
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*9.0VulnerableRed Hat
  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions before 5.15 Vulnerable ·Linux
  • cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Red Hat

Remediation

Red Hat 5 advisories

  • RHSA-2024:2394 Released 2024-04-30 · Red Hat rating Important
    kernel security, bug fix, and enhancement update
    • Red Hat Enterprise Linux AppStream (v. 9) kernel-64k-debug-devel-5.14.0-427.13.1.el9_4, kernel-64k-debug-devel-matched-5.14.0-427.13.1.el9_4, kernel-64k-devel-5.14.0-427.13.1.el9_4 +11
    • Red Hat Enterprise Linux BaseOS (v. 9) bpftool-7.3.0-427.13.1.el9_4, kernel-5.14.0-427.13.1.el9_4, kernel-64k-5.14.0-427.13.1.el9_4 +29
    • Red Hat Enterprise Linux CRB (v. 9) kernel-tools-libs-devel-5.14.0-427.13.1.el9_4, libperf-5.14.0-427.13.1.el9_4
    • Red Hat Enterprise Linux NFV (v. 9) kernel-rt-5.14.0-427.13.1.el9_4, kernel-rt-core-5.14.0-427.13.1.el9_4, kernel-rt-debug-5.14.0-427.13.1.el9_4 +11
    • Red Hat Enterprise Linux RT (v. 9) kernel-rt-5.14.0-427.13.1.el9_4, kernel-rt-core-5.14.0-427.13.1.el9_4, kernel-rt-debug-5.14.0-427.13.1.el9_4 +9
  • RHSA-2024:1306 Released 2024-03-13 · Red Hat rating Important
    kernel-rt security and bug fix update
    • Red Hat Enterprise Linux Real Time EUS (v.9.0) kernel-rt-5.14.0-70.93.1.rt21.165.el9_0, kernel-rt-core-5.14.0-70.93.1.rt21.165.el9_0, kernel-rt-debug-5.14.0-70.93.1.rt21.165.el9_0 +7
    • Red Hat Enterprise Linux Real Time for NFV EUS (v.9.0) kernel-rt-5.14.0-70.93.1.rt21.165.el9_0, kernel-rt-core-5.14.0-70.93.1.rt21.165.el9_0, kernel-rt-debug-5.14.0-70.93.1.rt21.165.el9_0 +9
  • RHSA-2024:1304 Released 2024-03-13 · Red Hat rating Moderate
    kernel security, bug fix, and enhancement update
    • Red Hat CodeReady Linux Builder EUS (v.9.2) kernel-tools-libs-devel-5.14.0-284.57.1.el9_2
    • Red Hat Enterprise Linux AppStream EUS (v.9.2) kernel-64k-debug-devel-5.14.0-284.57.1.el9_2, kernel-64k-debug-devel-matched-5.14.0-284.57.1.el9_2, kernel-64k-devel-5.14.0-284.57.1.el9_2 +9
    • Red Hat Enterprise Linux BaseOS EUS (v.9.2) bpftool-7.0.0-284.57.1.el9_2, kernel-5.14.0-284.57.1.el9_2, kernel-64k-5.14.0-284.57.1.el9_2 +29
Show 2 more Red Hat advisories
  • RHSA-2024:1303 Released 2024-03-13 · Red Hat rating Moderate
    kernel-rt security and bug fix update
    • Red Hat Enterprise Linux Real Time EUS (v.9.2) kernel-rt-5.14.0-284.57.1.rt14.342.el9_2, kernel-rt-core-5.14.0-284.57.1.rt14.342.el9_2, kernel-rt-debug-5.14.0-284.57.1.rt14.342.el9_2 +9
    • Red Hat Enterprise Linux Real Time for NFV EUS (v.9.2) kernel-rt-5.14.0-284.57.1.rt14.342.el9_2, kernel-rt-core-5.14.0-284.57.1.rt14.342.el9_2, kernel-rt-debug-5.14.0-284.57.1.rt14.342.el9_2 +11
  • RHSA-2024:1250 Released 2024-03-12 · Red Hat rating Important
    kernel security and bug fix update
    • Red Hat CodeReady Linux Builder EUS (v.9.0) kernel-tools-libs-devel-5.14.0-70.93.2.el9_0
    • Red Hat Enterprise Linux AppStream EUS (v.9.0) kernel-debug-devel-5.14.0-70.93.2.el9_0, kernel-debug-devel-matched-5.14.0-70.93.2.el9_0, kernel-devel-5.14.0-70.93.2.el9_0 +5
    • Red Hat Enterprise Linux BaseOS EUS (v.9.0) bpftool-5.14.0-70.93.2.el9_0, kernel-5.14.0-70.93.2.el9_0, kernel-abi-stablelists-5.14.0-70.93.2.el9_0 +14

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux 7AffectedNo fix planned: Out of support scope
Red Hat Enterprise Linux 9AffectedNo fix yet
Red Hat CodeReady Linux Builder EUS (v.9.0)Fixed RHSA-2024:1250
Red Hat CodeReady Linux Builder EUS (v.9.2)Fixed RHSA-2024:1304
Red Hat Enterprise Linux AppStream (v. 9)Fixed RHSA-2024:2394
Red Hat Enterprise Linux AppStream EUS (v.9.0)Fixed RHSA-2024:1250
Red Hat Enterprise Linux AppStream EUS (v.9.2)Fixed RHSA-2024:1304
Red Hat Enterprise Linux BaseOS (v. 9)Fixed RHSA-2024:2394
Red Hat Enterprise Linux BaseOS EUS (v.9.0)Fixed RHSA-2024:1250
Red Hat Enterprise Linux BaseOS EUS (v.9.2)Fixed RHSA-2024:1304
Red Hat Enterprise Linux CRB (v. 9)Fixed RHSA-2024:2394
Red Hat Enterprise Linux NFV (v. 9)Fixed RHSA-2024:2394
Red Hat Enterprise Linux RT (v. 9)Fixed RHSA-2024:2394
Red Hat Enterprise Linux Real Time EUS (v.9.0)Fixed RHSA-2024:1306
Red Hat Enterprise Linux Real Time EUS (v.9.2)Fixed RHSA-2024:1303
Red Hat Enterprise Linux Real Time for NFV EUS (v.9.0)Fixed RHSA-2024:1306
Red Hat Enterprise Linux Real Time for NFV EUS (v.9.2)Fixed RHSA-2024:1303
Not affected: 3 products
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux AppStream EUS (v.9.2)

Timeline

  1. 2026-10-02 Threatist record created from CVE-2022-0480
  2. 2026-10-03 Alias added: GHSA-gjf9-j6hw-q3hj
  3. 2026-11-05 Affected versions changed · Red Hat

References

Patch 1

Advisory 5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences