CVE-2023-1077

Description

In the Linux kernel, pick_next_rt_entity() may return a type confused entry, not detected by the BUG_ON condition, as the confused entry will not be NULL, but list_head.The buggy error condition would lead to a type confused entry with the list head,which would then be used as a type confused sched_rt_entity,causing memory corruption.

CVSS breakdown

Affected products

• Debian / debian_linux10.0 – 10.0
• Linux / Linux kernel2.6.25 – 4.19.293
• NetApp / 8300_firmware
• NetApp / 8700_firmware
• NetApp / a400_firmware
• NetApp / a700s_firmware
• NetApp / c400_firmware
• NetApp / h300s_firmware
• NetApp / h410c_firmware
• NetApp / h410s_firmware
• NetApp / h500s_firmware
• NetApp / h700s_firmware

References

• MISChttps://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=7c4a5b89a0b5a57a64b601775b296abf77a9fe97
• MAILING_LISThttps://lists.debian.org/debian-lts-announce/2023/05/msg00005.html
• MISChttps://security.netapp.com/advisory/ntap-20230511-0002/
• MAILING_LISThttps://lists.debian.org/debian-lts-announce/2024/01/msg00004.html