CVE-2023-1077 — Type Confusion in Kernel
CWE-843 — Type ConfusionCWE-1077 — Floating Point Comparison with Incorrect Operator27 documents8 sources
Severity
7.0HIGHNVD
OSV5.5
EPSS
0.0%
top 93.74%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedMar 27
Latest updateJan 30
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 vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.0 | Impact: 5.9
Affected Packages6 packages
Also affects: Debian Linux 10.0
Patches
🔴Vulnerability Details
10OSV▶
linux-aws, linux-azure, linux-bluefield, linux-gcp, linux-gke, linux-gkeop, linux-ibm, linux-kvm, linux-oracle, linux-raspi vulnerabilities↗2023-06-22