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Red Hat Security Advisory

RHSA-2023:7370

kernel security, bug fix, and enhancement update

Released 2023-11-21 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 12 records

Priority MEDIUM 50

A use-after-free vulnerability was found in drivers/nvme/target/tcp.c` in `nvmet_tcp_free_crypto` due to a logical bug in the NVMe/TCP subsystem in the Linux kernel.

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.09617 Published 2023-11-01 Partial fix · 4.18.0-513.9.1.rt7.311.el8_9, 4.18.0-513.9.1.el8_9 +11 CWE-416
Priority LOW 37

A use-after-free vulnerability in the Linux kernel's net/sched: cls_u32 component can be exploited to achieve local privilege escalation.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00487 Published 2023-07-21 Partial fix · 4.14.322, 4.19.291 +6 CWE-416
Priority LOW 36

An out-of-bounds memory access flaw was found in the Linux kernel’s TUN/TAP device driver functionality in how a user generates a malicious (too big) networking packet when napi frags is enabled.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00344 Published 2023-07-24 Partial fix · 4.18.0-513.9.1.rt7.311.el8_9, 4.18.0-513.9.1.el8_9 +12 CWE-787
Priority LOW 35

A use-after-free vulnerability in the Linux kernel's net/sched: cls_route component can be exploited to achieve local privilege escalation.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00588 Published 2023-09-06 Partial fix · 6.5 CWE-416
Priority LOW 34

A use-after-free vulnerability in the Linux kernel's net/sched: cls_u32 component can be exploited to achieve local privilege escalation.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00312 Published 2023-09-06 Partial fix · 6.5 CWE-416
Priority LOW 34

A use-after-free vulnerability in the Linux kernel's net/sched: cls_fw component can be exploited to achieve local privilege escalation.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00313 Published 2023-09-06 Partial fix · 6.5 CWE-416
Priority LOW 34

Information exposure through microarchitectural state after transient execution in certain vector execution units for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure…

CVSS 3.1MEDIUM 6.5 Local Low privileges No interaction EPSS 0.03047 Published 2023-08-11 Partial fix CWE-1342
Priority LOW 24

In the Linux kernel, the following vulnerability has been resolved: net: genl: fix error path memory leak in policy dumping If construction of the array of policies fails when recording non-first policy we need to unwind…

CVSS 3.1MEDIUM 5.5 Local Low privileges No interaction EPSS 0.00254 Published 2025-06-18 Partial fix · 5.10.138, 5.15.63 +2 CWE-401
Priority LOW 22

In the Linux kernel, the following vulnerability has been resolved: EDAC/i10nm: fix refcount leak in pci_get_dev_wrapper() As the comment of pci_get_domain_bus_and_slot() says, it returns a PCI device with refcount incre…

CVSS — EPSS 0.00205 Published 2025-12-09 Partial fix · 5.4.229, 5.10.163 +4