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oraclelinuxOracleLinuxELSA-2024-1831
HistoryApr 22, 2024 - 12:00 a.m.

kernel security update

2024-04-2200:00:00
linux.oracle.com
2
netlink parsing qfq_enqueue use-after-free slab-out-of-bounds

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

8 High

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:S/C:P/I:P/A:P

0.0004 Low

EPSS

Percentile

5.2%

[2.6.32-754.53.1.OL6]

  • net/sched: sch_qfq: refactor parsing of netlink parameters [Orabug: 36517546]
  • net/sched: sch_qfq: account for stab overhead in qfq_enqueue {CVE-2023-3611} [Orabug: 36517546]
  • net/sched: cls_fw: Fix improper refcount update leads to use-after-free {CVE-2023-3776} [Orabug: 36517546]
  • net: sched: sch_qfq: Fix UAF in qfq_dequeue() {CVE-2023-4921} [Orabug: 36517546]
  • net: sched: sch_qfq: prevent slab-out-of-bounds in qfq_activate_agg {CVE-2023-31436} [Orabug: 36517546]

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

8 High

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:S/C:P/I:P/A:P

0.0004 Low

EPSS

Percentile

5.2%