🛡️ SUSE-SU-2023:3928-1 — kernel-livepatch-sle15-sp3-update-30 (CVE-2023-3776 +5 more)
Description
Security update for the Linux Kernel (Live Patch 0 for SLE 15 SP5)
This update for the Linux Kernel 5.14.21-150500_53 fixes several issues.
The following security issues were fixed:
- CVE-2023-3776: Fixed improper refcount update in cls_fw leads to use-after-free (bsc#1215119).
- CVE-2023-1829: Fixed a use-after-free vulnerability in the control index filter (tcindex) (bsc#1210619).
- CVE-2023-4273: Fixed a flaw in the exFAT driver of the Linux kernel that alloawed a local privileged attacker to overflow the kernel stack (bsc#1214123).
- CVE-2023-3609: Fixed reference counter leak leading to overflow in net/sched (bsc#1213587).
- CVE-2023-3812: Fixed an out-of-bounds memory access flaw in the TUN/TAP device driver functionality that could allow a local user to crash or potentially escalate their privileges on the system (bsc#1213706).
- CVE-2023-31248: Fixed an use-after-free vulnerability in nft_chain_lookup_byid that could allow a local attacker to escalate their privilege (bsc#1213064).
Affected software
SUSE-SU-2023:3928-1 is recorded against 3 packages.
- kernel-livepatch-sle15-sp3-update-30 (fixed in 7-150300.2.1)
- kernel-livepatch-sle15-sp4-update-3 (fixed in 14-150400.2.2)
- kernel-livepatch-sle15-sp5-update-0 (fixed in 4-150500.9.2)
Timeline and source
Published on 30 September 2023 and last revised on 4 February 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.
References
www.suse.com (Advisory)
bugzilla.suse.com (Report)
bugzilla.suse.com (Report)
bugzilla.suse.com (Report)
bugzilla.suse.com (Report)
bugzilla.suse.com (Report)
bugzilla.suse.com (Report)
www.suse.com (Web)
www.suse.com (Web)
www.suse.com (Web)
www.suse.com (Web)
www.suse.com (Web)
www.suse.com (Web)
Details
Affected Packages
| Software | From version | Fixed in |
|---|---|---|
| kernel-livepatch-sle15-sp3-update-30 | — | 7-150300.2.1 |
| kernel-livepatch-sle15-sp4-update-3 | — | 14-150400.2.2 |
| kernel-livepatch-sle15-sp5-update-0 | — | 4-150500.9.2 |
References
Similar Threats
- Unknown SUSE-SU-2024:1246-1
- Unknown SUSE-SU-2024:0698-1
- Unknown SUSE-SU-2024:0411-1
- Unknown SUSE-SU-2023:3627-1
- Unknown SUSE-SU-2023:2701-1
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