SUSE-SU-2024:1411-1
Vulnerability from csaf_suse - Published: 2024-04-24 03:03 - Updated: 2024-04-24 03:03Summary
Security update for the Linux Kernel (Live Patch 23 for SLE 15 SP4)
Severity
Important
Notes
Title of the patch: Security update for the Linux Kernel (Live Patch 23 for SLE 15 SP4)
Description of the patch: This update for the Linux Kernel 5.14.21-150400_24_108 fixes several issues.
The following security issues were fixed:
- CVE-2024-26622: Fixed UAF write bug in tomoyo_write_control() (bsc#1220828).
- CVE-2023-52340: Fixed ICMPv6 “Packet Too Big” packets force a DoS of the Linux kernel by forcing 100% CPU (bsc#1219296).
Patchnames: SUSE-2024-1411,SUSE-SLE-Module-Live-Patching-15-SP4-2024-1411
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
7.5 (High)
Vendor Fix
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
7.8 (High)
Vendor Fix
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
References
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"text": "The IPv6 implementation in the Linux kernel before 6.3 has a net/ipv6/route.c max_size threshold that can be consumed easily, e.g., leading to a denial of service (network is unreachable errors) when IPv6 packets are sent in a loop via a raw socket.",
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"text": "In the Linux kernel, the following vulnerability has been resolved:\n\ntomoyo: fix UAF write bug in tomoyo_write_control()\n\nSince tomoyo_write_control() updates head-\u003ewrite_buf when write()\nof long lines is requested, we need to fetch head-\u003ewrite_buf after\nhead-\u003eio_sem is held. Otherwise, concurrent write() requests can\ncause use-after-free-write and double-free problems.",
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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