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CVE-2026-93817

perf: Fix addr_filter_ranges lifetime

Products / packages Linux

Published

Share

Severity and exploitation

Not in CISA KEV

KEV coverage does not rule out exploitation.

KEV checked 14/11/2026, 22:45:30 UTC
Linux · CVSS:3.1 · 7.8
Assessment vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity

high7.8

CVSS measures technical severity, not the likelihood of an attack.

Known exploitation

Not listed in the checked CISA KEV catalog

Absence from CISA KEV does not rule out attacks.

Public exploit

Not established by this record

Missing evidence does not mean no public exploit exists.

Remediation

Fix status not established

No structured fix or guidance is available here. Check the latest publisher advisory.

What this means

In the Linux kernel, the following vulnerability has been resolved:

Source excerpt · Linux

Attack conditions

No attack-condition excerpt has been identified here. Review the full source description and references for authentication, network access, and configuration requirements.

Review supporting sources →

Affected versions

Check the exact model, release, and any platform requirements against your installation.

Linux · Linux

Linux

5 ranges
Linux version evidence

Compare with this publisher’s ranges. This does not inspect your installation.

affected

375637bc524952f1122ea22caf5a8f1fecad8228 → before a0b1ec3a2daf4d4233fae9b5b8d657b4a5db4df6

git versions

375637bc524952f1122ea22caf5a8f1fecad8228 → before 1d8e1e99b063de4179cc8af14d08115d74a37abf

git versions

375637bc524952f1122ea22caf5a8f1fecad8228 → before cd8dab11046c03ab07899ce3fe2aa7d1a9702cf1

git versions

375637bc524952f1122ea22caf5a8f1fecad8228 → before 6f1853b2b9f38f1343790bae8c0601b3f7554754

git versions

375637bc524952f1122ea22caf5a8f1fecad8228 → before e62d4192e593630f355094adc467058a05bdc935

git versions

unaffected

unknown

Other versions: unaffected

Linux · Linux

Linux

7 ranges
Linux version evidence

Compare with this publisher’s ranges. This does not inspect your installation.

affected

4.7

unaffected

0 → before 4.7

semver versions

6.1.191 → through 6.1.*

semver versions

6.6.160 → through 6.6.*

semver versions

6.12.111 → through 6.12.*

semver versions

6.18.53 → through 6.18.*

semver versions

7.2 → through *

original_commit_for_fix versions

unknown

Other versions: affected

Automatic dependency matching is unavailable for this record. Use the product evidence and publisher’s instructions to check your installation.

What to do

Compare your installed product and version with the affected versions above. A matching product name alone does not confirm exposure.

No structured fix or remediation guidance is available here. Check the full source description and vendor’s latest advisory for a patch or workaround; do not assume another version is safe.

cve.new guidance unless attributed to a publisher. This page does not inspect your installation.

Public exploit evidence

No public exploit reference is identified in the imported evidence. This is not a claim that no exploit exists.

Original source description

Read the full publisher description

In the Linux kernel, the following vulnerability has been resolved:

perf: Fix addr_filter_ranges lifetime

Lee Jia Jie reported that since event::addr_filter_ranges is used under RCU, it should be RCU freed.

References

5 sources
git.kernel.org/stable/c/a0b1ec3a2daf4d4233fae9b5b8d657b4a5db4df6
Source referenceLinux
git.kernel.org/stable/c/1d8e1e99b063de4179cc8af14d08115d74a37abf
Source referenceLinux
git.kernel.org/stable/c/cd8dab11046c03ab07899ce3fe2aa7d1a9702cf1
Source referenceLinux
git.kernel.org/stable/c/6f1853b2b9f38f1343790bae8c0601b3f7554754
Source referenceLinux
git.kernel.org/stable/c/e62d4192e593630f355094adc467058a05bdc935
Source referenceLinux

Inside the record

Evidence available

Package identity · not supplied
Version evidence
Remediation guidance · not supplied
Weakness classification · not supplied
Additional publishers · not supplied

Describes the evidence in this view, not whether the product is safe.

Original records

CVE-2026-93817

View the latest unmodified CVE JSON from the official source. It may be newer than this imported page.

cve.new JSON →

Environment requirements

These conditions apply together as specified by the publisher. A matching product name alone does not establish exposure.

Linux · platform conditions

Any condition may hold

Vulnerable product

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

From (inclusive): 4.7

Before: 6.1.191

Vulnerable product

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

From (inclusive): 4.7

Before: 6.6.160

Vulnerable product

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

From (inclusive): 4.7

Before: 6.12.111

Vulnerable product

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

From (inclusive): 4.7

Before: 6.18.53

Vulnerable product

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

From (inclusive): 4.7

Before: 7.2

Applicability preview
[
  {
    "nodes": [
      {
        "operator": "OR",
        "negate": false,
        "cpeMatch": [
          {
            "vulnerable": true,
            "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
            "versionStartIncluding": "4.7",
            "versionEndExcluding": "6.1.191"
          },
          {
            "vulnerable": true,
            "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
            "versionStartIncluding": "4.7",
            "versionEndExcluding": "6.6.160"
          },
          {
            "vulnerable": true,
            "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
            "versionStartIncluding": "4.7",
            "versionEndExcluding": "6.12.111"
          },
          {
            "vulnerable": true,
            "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
            "versionStartIncluding": "4.7",
            "versionEndExcluding": "6.18.53"
          },
          {
            "vulnerable": true,
            "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
            "versionStartIncluding": "4.7",
            "versionEndExcluding": "7.2"
          }
        ]
      }
    ]
  }
]
Contributing organizations · 1
Linux

Assigning organization

2026-10-30

Timeline

All times UTC

  1. Advisory published

    Publication date supplied by the source.

  2. Source updated

    Latest modification date supplied by the source.

  3. Last imported by cve.new

    Latest catalog import, not the date we first saw this advisory.

What changed

Follow changes
No substantive changes have been recorded here yet. History starts when cve.new observes a change after tracking is enabled; earlier edits are not reconstructed.

Large field values are marked as truncated previews. Original source snapshots remain retained.