Vulnerability Details : CVE-2019-18812
A memory leak in the sof_dfsentry_write() function in sound/soc/sof/debug.c in the Linux kernel through 5.3.9 allows attackers to cause a denial of service (memory consumption), aka CID-c0a333d842ef.
Vulnerability category: Denial of service
Exploit prediction scoring system (EPSS) score for CVE-2019-18812
Probability of exploitation activity in the next 30 days: 0.30%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 66 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2019-18812
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
7.8
|
HIGH | AV:N/AC:L/Au:N/C:N/I:N/A:C |
10.0
|
6.9
|
NIST |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2019-18812
-
The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-18812
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YWWOOJKZ4NQYN4RMFIVJ3ZIXKJJI3MKP/
[SECURITY] Fedora 30 Update: kernel-5.3.14-200.fc30 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LYIFGYEDQXP5DVJQQUARQRK2PXKBKQGY/
[SECURITY] Fedora 31 Update: kernel-5.3.14-300.fc31 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
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https://security.netapp.com/advisory/ntap-20191205-0001/
November 2019 Linux Kernel Vulnerabilities in NetApp Products | NetApp Product SecurityThird Party Advisory
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https://github.com/torvalds/linux/commit/c0a333d842ef67ac04adc72ff79dc1ccc3dca4ed
ASoC: SOF: Fix memory leak in sof_dfsentry_write · torvalds/linux@c0a333d · GitHubPatch;Third Party Advisory
Products affected by CVE-2019-18812
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*