Linux · Red Hat · Security advisory · July 3, 2025

RHSA-2025:11855: kernel security update

RHSA-2025:11855, released July 3, 2025, fixes 5 CVEs in kernel (version 6.12.0-55.24.1.el10_0). None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
5
None rated Critical
Exploited
0
None reported
Highest CVSS
7.8
Base score, 0 to 10
Highest EPSS
0.0023
13th percentile

Priority of the 5 CVEs

Patch now 0 Urgent 0 High 5 Routine 0

Fixed package versions

ProductReleaseFixed in
kernelRHEL 106.12.0-55.24.1.el10_0

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
High CVE-2025-37797 net_sched: hfsc: Fix a UAF vulnerability in class handling7.8 0.0023 None reported
High CVE-2025-22121 ext4: fix out-of-bound read in ext4_xattr_inode_dec_ref_all()7.1 0.0022 None reported
High CVE-2025-22091 kernel: In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix page_size variable overflow Change...7.1 0.0020 None reported
High CVE-2025-38110 net/mdiobus: Fix potential out-of-bounds clause 45 read/write access7.1 0.0020 None reported
High CVE-2025-38088 powerpc/powernv/memtrace: Fix out of bounds issue in memtrace mmap7.1 0.0019 None reported
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