Summary
The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.
Security Fix(es):
* kernel: ipv6: fix possible UAF in icmpv6_rcv() (CVE-2026-53006)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Fixed packages 10
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux · 8 | kernel-rt | 4.18.0-553.148.1.rt7.489.el8_10 |
| AlmaLinux · 8 | kernel-rt-core | 4.18.0-553.148.1.rt7.489.el8_10 |
| AlmaLinux · 8 | kernel-rt-debug | 4.18.0-553.148.1.rt7.489.el8_10 |
| AlmaLinux · 8 | kernel-rt-debug-core | 4.18.0-553.148.1.rt7.489.el8_10 |
| AlmaLinux · 8 | kernel-rt-debug-devel | 4.18.0-553.148.1.rt7.489.el8_10 |
| AlmaLinux · 8 | kernel-rt-debug-modules | 4.18.0-553.148.1.rt7.489.el8_10 |
| AlmaLinux · 8 | kernel-rt-debug-modules-extra | 4.18.0-553.148.1.rt7.489.el8_10 |
| AlmaLinux · 8 | kernel-rt-devel | 4.18.0-553.148.1.rt7.489.el8_10 |
| AlmaLinux · 8 | kernel-rt-modules | 4.18.0-553.148.1.rt7.489.el8_10 |
| AlmaLinux · 8 | kernel-rt-modules-extra | 4.18.0-553.148.1.rt7.489.el8_10 |
Vulnerabilities 1
-
Critical 9.8
ipv6: fix possible UAF in icmpv6_rcv()
In the Linux kernel, the following vulnerability has been resolved: ipv6: fix possible UAF in icmpv6_rcv() Caching saddr and daddr before pskb_pull() is problematic since skb->head can change. Remove these temporary variables: - We only access &ipv6_hdr(skb)-…