CVE-2025-37803
Vulnerability Summary
Timeline
Description
In the Linux kernel, the following vulnerability has been resolved: udmabuf: fix a buf size overflow issue during udmabuf creation by casting size_limit_mb to u64 when calculate pglimit.
CVSS Metrics
- v3.1•HIGH•Score: 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Trends
Current EPSS score: 0.24%• Percentile: 15%
Techniques & Countermeasures
- CWE-120•Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.
Affected Systems
- chainguard•hyperv-daemons-6.12
< 6.12.57-r0
- chainguard•linux-aws-6.12
< 6.12.72-r0 | < 6.12.66-r0 | < 6.12.62-r0 | < 6.12.71-r0 | < 6.12.67-r0 | < 6.12.74-r1 | < 6.12.72-r1 | < 6.12.68-r1 | < 6.12.65-r1 | < 6.12.69-r0 | < 6.12.70-r0 | < 6.12.78-r0 | < 6.12.60-r4 | < 6.12.65-r0 | < 6.12.57-r0 | < 6.12.77-r1 | < 6.12.62-r2 | < 6.12.65-r2 | < 6.12.68-r0 | < 6.12.74-r0 | < 6.12.77-r0 | < 6.12.76-r0 | < 6.12.62-r1 | < 6.12.77-r2 | < 6.12.80-r0 | < 6.12.57-r2 | < 6.12.63-r0
- chainguard•linux-aws-6.12-boot-installed
< 6.12.57-r0
- chainguard•linux-aws-6.12-fips-boot-installed
< 6.12.57-r0
- chainguard•linux-aws-6.12-modules
< 6.12.57-r0
- chainguard•linux-azure-6.12
< 6.12.62-r1 | < 6.12.71-r0 | < 6.12.67-r0 | < 6.12.77-r0 | < 6.12.69-r0 | < 6.12.68-r0 | < 6.12.80-r0 | < 6.12.65-r4 | < 6.12.65-r2 | < 6.12.78-r0 | < 6.12.66-r0 | < 6.12.62-r0 | < 6.12.63-r0 | < 6.12.57-r2 | < 6.12.62-r2 | < 6.12.77-r2 | < 6.12.65-r1 | < 6.12.70-r0 | < 6.12.77-r1 | < 6.12.76-r0 | < 6.12.72-r0 | < 6.12.60-r3 | < 6.12.74-r0 | < 6.12.74-r1 | < 6.12.65-r3 | < 6.12.60-r4 | < 6.12.57-r0
- chainguard•linux-azure-6.12-boot-installed
< 6.12.57-r0
- chainguard•linux-azure-6.12-fips-boot-installed
< 6.12.57-r0
- chainguard•linux-azure-6.12-modules
< 6.12.57-r0
- chainguard•linux-gcp-6.12
< 6.12.57-r2 | < 6.12.57-r0 | < 6.12.77-r1 | < 6.12.74-r1 | < 6.12.72-r0 | < 6.12.76-r0 | < 6.12.66-r0 | < 6.12.68-r0 | < 6.12.65-r0 | < 6.12.68-r1 | < 6.12.65-r1 | < 6.12.62-r0 | < 6.12.67-r0 | < 6.12.60-r4 | < 6.12.78-r0 | < 6.12.62-r2 | < 6.12.60-r3 | < 6.12.65-r2 | < 6.12.74-r0 | < 6.12.80-r0 | < 6.12.70-r0 | < 6.12.69-r0 | < 6.12.71-r0 | < 6.12.77-r0 | < 6.12.62-r1 | < 6.12.77-r2 | < 6.12.63-r0
- chainguard•linux-gcp-6.12-boot-installed
< 6.12.57-r0
- chainguard•linux-gcp-6.12-fips-boot-installed
< 6.12.57-r0
- chainguard•linux-gcp-6.12-modules
< 6.12.57-r0
- chainguard•linux-qemu-6.12
< 6.12.78-r0 | < 6.12.71-r0 | < 6.12.77-r1 | < 6.12.65-r1 | < 6.12.65-r2 | < 6.12.80-r0 | < 6.12.77-r2 | < 6.12.66-r0 | < 6.12.67-r0 | < 6.12.74-r1 | < 6.12.69-r0 | < 6.12.68-r0 | < 6.12.70-r0 | < 6.12.74-r0 | < 6.12.77-r0 | < 6.12.76-r0 | < 6.12.72-r0
- chainguard•linux-vmware-6.12
< 6.12.68-r0 | < 6.12.67-r0 | < 6.12.78-r0 | < 6.12.65-r1 | < 6.12.76-r0 | < 6.12.68-r1 | < 6.12.66-r0 | < 6.12.70-r0 | < 6.12.74-r0 | < 6.12.69-r0 | < 6.12.77-r2 | < 6.12.72-r0 | < 6.12.77-r0 | < 6.12.77-r1 | < 6.12.71-r0 | < 6.12.80-r0 | < 6.12.74-r1 | < 6.12.65-r2
- debian•linux
< 5.10.237-1 | < 6.1.137-1 | < 6.12.57-1 | < 6.16.3-1
- debian•linux-6.1
< 6.1.137-1~deb11u1
- ubuntu•linux
< 5.15.0-144.157 | < 6.8.0-100.100
- ubuntu•linux-allwinner-5.19
all
- ubuntu•linux-aws
< 5.15.0-1088.95 | < 6.8.0-1046.49
- ubuntu•linux-aws-5.0
all
- ubuntu•linux-aws-5.11
all
- ubuntu•linux-aws-5.13
all
- ubuntu•linux-aws-5.15
< 5.15.0-1088.95~20.04.1
- ubuntu•linux-aws-5.19
all
- ubuntu•linux-aws-5.3
all
- ubuntu•linux-aws-5.8
all
- ubuntu•linux-aws-6.2
all
- ubuntu•linux-aws-6.5
all
- ubuntu•linux-aws-6.8
< 6.8.0-1046.49~22.04.1
- ubuntu•linux-aws-fips
all | < 5.15.0-1088.95+fips1 | < 6.8.0-1046.49+fips1
- ubuntu•linux-azure
all | < 5.15.0-1094.103 | < 6.8.0-1046.52
- ubuntu•linux-azure-5.11
all
- ubuntu•linux-azure-5.13
all
- ubuntu•linux-azure-5.15
< 5.15.0-1094.103~20.04.1
- ubuntu•linux-azure-5.19
all
- ubuntu•linux-azure-5.3
all
- ubuntu•linux-azure-5.8
all
- ubuntu•linux-azure-6.11
all
- ubuntu•linux-azure-6.2
all
- ubuntu•linux-azure-6.5
all
- ubuntu•linux-azure-6.8
< 6.8.0-1051.57~22.04.1
- ubuntu•linux-azure-edge
all
- ubuntu•linux-azure-fde
all | all | all | all
- ubuntu•linux-azure-fde-5.19
all
- ubuntu•linux-azure-fde-6.2
all
- ubuntu•linux-azure-fde-6.8
all
- ubuntu•linux-azure-fips
all | < 5.15.0-1094.103+fips1 | < 6.8.0-1046.52+fips1
- ubuntu•linux-azure-nvidia
all
- ubuntu•linux-bluefield
all | < 5.15.0-1072.74 | < 6.8.0-1016.20
Showing first 50 affected entries in server-rendered view.
References (46)
- https://git.kernel.org/stable/c/e84a08fc7e25cdad5d9a3def42cc770ff711193f
- https://git.kernel.org/stable/c/13fe12c037b470321436deec393030c6153cfeb9
- https://git.kernel.org/stable/c/373512760e13fdaa726faa9502d0f5be2abb3d33
- https://git.kernel.org/stable/c/3f6c9d66e0f8eb9679b57913aa64b4d2266f6fbe
- https://git.kernel.org/stable/c/b2ff4e9c599b000833d16a917f519aa2e4a75de2
- https://git.kernel.org/stable/c/29b65a3171a49c9b69f31035146be966cec40b7a
- https://git.kernel.org/stable/c/2b8419c6ecf69007dcff54ea0b9f0b215282c55a
- https://git.kernel.org/stable/c/021ba7f1babd029e714d13a6bf2571b08af96d0f
- https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html
- https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html
- https://ubuntu.com/security/CVE-2025-37803
- https://www.cve.org/CVERecord?id=CVE-2025-37803
- https://git.kernel.org/linus/021ba7f1babd029e714d13a6bf2571b08af96d0f
- https://ubuntu.com/security/notices/USN-7594-1
- https://ubuntu.com/security/notices/USN-7594-2
- https://ubuntu.com/security/notices/USN-7594-3
- https://ubuntu.com/security/notices/USN-7654-1
- https://ubuntu.com/security/notices/USN-7654-2
- https://ubuntu.com/security/notices/USN-7654-3
- https://ubuntu.com/security/notices/USN-7655-1
- https://ubuntu.com/security/notices/USN-7654-4
- https://ubuntu.com/security/notices/USN-7654-5
- https://ubuntu.com/security/notices/USN-7686-1
- https://ubuntu.com/security/notices/USN-7711-1
- https://ubuntu.com/security/notices/USN-7712-1
- https://ubuntu.com/security/notices/USN-7712-2
- https://ubuntu.com/security/notices/USN-8028-1
- https://ubuntu.com/security/notices/USN-8028-2
- https://ubuntu.com/security/notices/USN-8031-1
- https://ubuntu.com/security/notices/USN-8028-3
- https://ubuntu.com/security/notices/USN-8028-4
- https://ubuntu.com/security/notices/USN-8028-5
- https://ubuntu.com/security/notices/USN-8031-2
- https://ubuntu.com/security/notices/USN-8028-6
- https://ubuntu.com/security/notices/USN-8031-3
- https://ubuntu.com/security/notices/USN-8052-1
- https://ubuntu.com/security/notices/USN-8028-7
- https://ubuntu.com/security/notices/USN-8028-8
- https://ubuntu.com/security/notices/USN-8052-2
- https://ubuntu.com/security/notices/USN-8074-1
- https://ubuntu.com/security/notices/USN-8074-2
- https://ubuntu.com/security/notices/USN-8126-1
- https://security-tracker.debian.org/tracker/CVE-2025-37803
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/37xxx/CVE-2025-37803.json
- https://nvd.nist.gov/vuln/detail/CVE-2025-37803
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git