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redhatRedHatRHSA-2024:6753
HistorySep 18, 2024 - 11:08 a.m.

(RHSA-2024:6753) Moderate: kernel security update

2024-09-1811:08:17
access.redhat.com
6
kernel packages
linux kernel
ext4
netfilter
nf_tables
ipv6
sr
virtio-net
mm
thp
bpf

CVSS3

7

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.4

Confidence

High

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

  • kernel: ext4: fix double-free of blocks due to wrong extents moved_len (CVE-2024-26704)

  • kernel: ext4: avoid allocating blocks from corrupted group in ext4_mb_try_best_found() (CVE-2024-26773)

  • kernel: ext4: avoid allocating blocks from corrupted group in ext4_mb_find_by_goal() (CVE-2024-26772)

  • kernel: netfilter: nf_tables: Fix potential data-race in __nft_expr_type_get() (CVE-2024-27020)

  • kernel: netfilter: nf_tables: Fix potential data-race in __nft_obj_type_get() (CVE-2024-27019)

  • kernel: ipv6: sr: fix out-of-bounds read when setting HMAC data. (CVE-2022-48687)

  • kernel: netfilter: nf_tables: Fix potential data-race in __nft_flowtable_type_get() (CVE-2024-35898)

  • kernel: virtio-net: Add validation for used length (CVE-2021-47352)

  • kernel: mm, thp: bail out early in collapse_file for writeback page (CVE-2021-47492)

  • kernel: bpf: Fix overrunning reservations in ringbuf (CVE-2024-41009)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

CVSS3

7

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.4

Confidence

High