CVE-2020-29370 — Race Condition in Kernel

CWE-362 — Race Condition7 documents7 sources
Severity
7.0HIGHNVD
EPSS
0.4%
top 41.88%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Linux KernelDebian LinuxMsrc CM1 Kernel 5.4.91-1 ON CBL Mariner 1.0
Timeline
PublishedNov 28
Latest updateMay 24

Description

An issue was discovered in kmem_cache_alloc_bulk in mm/slub.c in the Linux kernel before 5.5.11. The slowpath lacks the required TID increment, aka CID-fd4d9c7d0c71.

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 Packages4 packages

▶NVDlinux/linux_kernel< 5.5.11
▶Debianlinux/linux_kernel< 5.5.13-1+3
▶debiandebian/linux< linux 5.5.13-1 (bookworm)

Patches

Patch: bugs.chromium.org ↗Patch: git.kernel.org ↗Patch: bugs.chromium.org ↗

🔴Vulnerability Details

2
GHSA
GHSA-3qvh-h66j-93ff: An issue was discovered in kmem_cache_alloc_bulk in mm/slub↗2022-05-24
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OSV
CVE-2020-29370: An issue was discovered in kmem_cache_alloc_bulk in mm/slub↗2020-11-28
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📋Vendor Advisories

3
Microsoft
An issue was discovered in kmem_cache_alloc_bulk in mm/slub.c in the Linux kernel before 5.5.11. The slowpath lacks the required TID increment aka CID-fd4d9c7d0c71.↗2020-11-10
▶
Red Hat
kernel: Race condition in SLUB bulk alloc slowpath↗2020-06-15
▶
Debian
CVE-2020-29370: linux - An issue was discovered in kmem_cache_alloc_bulk in mm/slub.c in the Linux kerne...↗2020
▶

💬Community

1
Bugzilla
CVE-2020-29370 kernel: Race condition in SLUB bulk alloc slowpath↗2020-09-04
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