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Review reviewHigh

CVE-2024-44998

Linux Linux, linux kernel

In the Linux kernel, the following vulnerability has been resolved: atm: idt77252: prevent use after free in dequeue_rx() We can't dereference "skb" after calling vcc->push() because the skb is released.

CVSS
7.8
EPSS
-
- percentile
CISA KEV
Not listed
Published
2024.09.05
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability-
Technical severityCVSS 7.8

Vulnerability overview

In the Linux kernel, the following vulnerability has been resolved: atm: idt77252: prevent use after free in dequeue_rx() We can't dereference "skb" after calling vcc->push() because the skb is released.

Affected product and versions

Product
Linux Linux, linux kernel
Affected versions
>= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 628ea82190a678a56d2ec38cda3addf3b3a6248d, >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 09e086a5f72ea27c758b3f3b419a69000c32adc1, >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 1cece837e387c039225f19028df255df87a97c0d, >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 24cf390a5426aac9255205e9533cdd7b4235d518, >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 379a6a326514a3e2f71b674091dfb0e0e7522b55, >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < ef23c18ab88e33ce000d06a5c6aad0620f219bfd, >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 91b4850e7165a4b7180ef1e227733bcb41ccdf10, >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < a9a18e8f770c9b0703dab93580d0b02e199a4c79, >= 2.6.12, >= 2.6.12 < 4.19.321, >= 4.20 < 5.4.283, >= 5.5 < 5.10.225, >= 5.11 < 5.15.166, >= 5.16 < 6.1.107, >= 6.2 < 6.6.48, >= 6.7 < 6.10.7, 6.11
Fixed versions
4.19.321, 5.4.283, 5.10.225, 5.15.166, 6.1.107, 6.6.48, 6.10.7

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Linux Linux, linux kernel and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-416
CVE-2024-44998 — Linux Linux, linux kernel | SECUFOCUS NOW