Red Hat Security AdvisoryRHSA-2023:7382
kernel security and bug fix update
Released 2023-11-21 · Red Hat rating Important · View on Red Hat →
Fixed in
- Red Hat CodeReady Linux Builder EUS (v.9.0) kernel-tools-libs-devel-5.14.0-70.80.1.el9_0
- Red Hat Enterprise Linux AppStream EUS (v.9.0) kernel-debug-devel-5.14.0-70.80.1.el9_0, kernel-debug-devel-matched-5.14.0-70.80.1.el9_0, kernel-devel-5.14.0-70.80.1.el9_0 +5
- Red Hat Enterprise Linux BaseOS EUS (v.9.0) bpftool-5.14.0-70.80.1.el9_0, kernel-5.14.0-70.80.1.el9_0, kernel-abi-stablelists-5.14.0-70.80.1.el9_0 +14
Fixes 7 records
Priority HIGH 69
An array indexing vulnerability was found in the netfilter subsystem of the Linux kernel.
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00507 · Published 2023-09-25 · Partial fix · 3.10.0-1160.108.1.rt56.1259.el7, 3.10.0-1160.108.1.el7 +14 CWE-787
Priority HIGH 69
A use-after-free flaw was found in the Linux kernel’s Netfilter functionality when adding a rule with NFTA_RULE_CHAIN_ID.
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00553 · Published 2023-08-07 · Fixed in 5.14.0-284.30.1.el9_2, 5.14.0-284.30.1.rt14.315.el9_2 +2 CWE-416
Priority MEDIUM 58
An issue in “Zen 2” CPUs, under specific microarchitectural circumstances, may allow an attacker to potentially access sensitive information.
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.05066 · Published 2023-07-24 · Fixed CWE-209
Priority LOW 37
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 0.00508 · Published 2023-07-21 · Fixed in 6.5 CWE-416
Priority LOW 36
A use-after-free flaw was found in the Linux kernel's netfilter in the way a user triggers the nft_pipapo_remove function with the element, without a NFT_SET_EXT_KEY_END.
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00917 · Published 2023-07-31 · Fixed in 4.18.0-477.27.1.rt7.290.el8_8, 4.18.0-477.27.1.el8_8 +9 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 21
A use-after-free flaw was found in qdisc_graft in net/sched/sch_api.c in the Linux Kernel due to a race problem.
CVSS 3.1MEDIUM 4.7· Local · Low privileges · No interaction · EPSS 0.00227 · Published 2023-03-23 · Partial fix CWE-416