CVE-2024-23850: linux linux_kernel Reachable Assertion
CVSS: 5.5v3.1MediumModified
AliasesUBUNTU-CVE-2024-23850DEBIAN-CVE-2024-23850
Published 23-01-2024Last modified 04-11-2025
Vulnerability summary
CVE-2024-23850 is a medium (CVSS 5.5) Reachable Assertion vulnerability in linux linux_kernel. EPSS estimates a 0.31% chance of exploitation in the next 30 days, higher than 22.3% of scored vulnerabilities.
CVSS score
5.5/10
010
Medium · v3.1 (CVE.org)EPSS score
0.31%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 18 · Related 16Timeline
- 23-01-2024PublishedVulnerability first disclosed.
- 04-11-2025Last modifiedVulnerability information updated.
Description
In btrfs_get_root_ref in fs/btrfs/disk-io.c in the Linux kernel through 6.7.1, there can be an assertion failure and crash because a subvolume can be read out too soon after its root item is inserted upon subvolume creation.
CVSS metrics
4 scores · 4 sources · 1 versionMedium 5.5Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HSourcesAll 4 agree
- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- NVDNIST5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.31%
Chance of exploitation in the next 30 days
Percentile
22%
Versus all other CVEs
30-day change
0.00 pp
From 0.31% on 21-09-2026
21-09-202621-10-2026
EPSS score0.31%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ubuntu104 products
- linux< 5.15.0-102.112
- linux-allwinner-5.19All versions (No fix recorded)
- linux-aws< 5.15.0-1057.63
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Debian1 product
- linux< 6.1.82-1 | < 6.6.7-1
Linux1 product
- linux_kernel≤ 6.7.1
3 vendors · 106 products
References
13 links- lore.kernel.org/lkml/CALGdzuo6awWdau3X=8XK547x2vX_-VoFmH1aPsqosRTQ5WzJVA%40mail.gmail.com/REPORTMailing ListVendor Advisory
- lore.kernel.org/all/6a80cb4b32af89787dadee728310e5e2ca85343f.1705741883.git.wqu%40suse.com/REPORTMailing ListVendor Advisory
- lists.fedoraproject.org/archives/…Vendor Advisory
