CVE-2024-50055: debian debian_linux Double Free
CVSS: 7.8v3.1HighModified
AliasesUBUNTU-CVE-2024-50055DEBIAN-CVE-2024-50055
Published 21-10-2024Last modified 05-08-2026
Vulnerability summary
CVE-2024-50055 is a high (CVSS 7.8) Double Free vulnerability in debian debian_linux. EPSS estimates a 0.25% chance of exploitation in the next 30 days, higher than 15.9% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v3.1 (CVE.org)EPSS score
0.25%
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 59 · Related 56DLA-4075-1DLA-4076-1MGASA-2024-0344MGASA-2024-0345OPENSUSE-SU-2024:14500-1OPENSUSE-SU-2025:14705-1RHSA-2025:6966SUSE-SU-2024:3983-1SUSE-SU-2024:3984-1SUSE-SU-2024:3985-1SUSE-SU-2024:3986-1SUSE-SU-2024:4318-1SUSE-SU-2024:4364-1SUSE-SU-2024:4367-1SUSE-SU-2024:4387-1SUSE-SU-2025:0035-1SUSE-SU-2025:20163-1SUSE-SU-2025:20164-1SUSE-SU-2025:20246-1SUSE-SU-2025:20247-1USN-7310-1USN-7383-1USN-7383-2USN-7384-1USN-7384-2USN-7385-1USN-7386-1USN-7387-1USN-7387-2USN-7387-3USN-7388-1USN-7389-1USN-7390-1USN-7403-1USN-7407-1USN-7421-1USN-7451-1USN-7458-1USN-7459-1USN-7459-2USN-7468-1USN-7516-1USN-7516-2USN-7516-3USN-7516-4USN-7516-5USN-7516-6USN-7516-7USN-7516-8USN-7516-9USN-7517-1USN-7517-2USN-7517-3USN-7518-1USN-7523-1USN-7524-1USN-7539-1USN-7540-1USN-7640-1USN-7276-1USN-7277-1
Timeline
- 21-10-2024PublishedVulnerability first disclosed.
- 05-08-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: driver core: bus: Fix double free in driver API bus_register() For bus_register(), any error which happens after kset_register() will cause that @priv are freed twice, fixed by setting @priv with NULL after the first free.
CVSS metrics
4 scores · 4 sources · 1 versionHigh 7.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSourcesAll 4 agree
- OSV · UbuntuEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- NVDNIST7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.25%
Chance of exploitation in the next 30 days
Percentile
16%
Versus all other CVEs
30-day change
0.00 pp
From 0.25% on 19-09-2026
19-09-202619-10-2026
EPSS score0.25%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ubuntu135 products
- linuxAll versions (No fix recorded) | < 5.4.0-216.236 | < 5.15.0-135.146 | < 6.8.0-56.58
- linux-allwinner-5.19All versions (No fix recorded)
- linux-awsAll versions (No fix recorded) | < 5.4.0-1146.156 | < 5.15.0-1080.87 | < 6.8.0-1025.27
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Debian2 products
- linux< 6.1.123-1 | < 6.11.4-1
- debian_linuxEOL11.0
Linux2 products
- linux≥ 3465e2e4a24eef9bc9f21aa29d83fd7000c1da48, < d885c464c25018b81a6b58f5d548fc2e3ef87dd1 | ≥ 3465e2e4a24eef9bc9f21aa29d83fd7000c1da48, < 9ce15f68abedfae7ae0a35e95895aeddfd0f0c6a | ≥ 3465e2e4a24eef9bc9f21aa29d83fd7000c1da48, < bfa54a793ba77ef696755b66f3ac4ed00c7d1248 | 6.3
- linux_kernel< 5.4.291 | ≥ 5.5, < 5.10.231 | ≥ 5.11, < 5.15.174 | ≥ 5.16, < 6.1.120 | ≥ 6.2, < 6.6.57 | ≥ 6.7, < 6.11.4
3 vendors · 139 products
