UBUNTU-CVE-2025-38077
In the Linux kernel, the following vulnerability has been resolved: platform/x86: dell-wmi-sysman: Avoid buffer overflow in current_password_store() If the 'buf' array received from the user contains an empty string, the 'length' variable will be zero. Accessing the 'buf' array element with index 'length - 1' will result in a buffer overflow. Add a check for an empty string. Found by Linux Verification Center (linuxtesting.org) with SVACE.
02 / AFFECTED SOFTWARE
Affected packages
11 explicit affected versions
69 explicit affected versions
50 explicit affected versions
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12 explicit affected versions
19 explicit affected versions
6 explicit affected versions
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24 explicit affected versions
64 explicit affected versions
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70 explicit affected versions
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7 explicit affected versions
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32 explicit affected versions
13 explicit affected versions
35 explicit affected versions
35 explicit affected versions
31 explicit affected versions
29 explicit affected versions
18 explicit affected versions
27 explicit affected versions
64 explicit affected versions
37 explicit affected versions
13 explicit affected versions
4 explicit affected versions
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43 explicit affected versions
1 explicit affected versions
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10 explicit affected versions
1 explicit affected versions
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9 explicit affected versions
12 explicit affected versions
12 explicit affected versions
32 explicit affected versions
25 explicit affected versions
7 explicit affected versions
23 explicit affected versions
25 explicit affected versions
10 explicit affected versions
37 explicit affected versions
10 explicit affected versions
13 explicit affected versions
31 explicit affected versions
2 explicit affected versions
10 explicit affected versions
5 explicit affected versions
46 explicit affected versions
26 explicit affected versions
3 explicit affected versions
13 explicit affected versions
18 explicit affected versions
29 explicit affected versions
13 explicit affected versions
6 explicit affected versions
76 explicit affected versions
32 explicit affected versions
32 explicit affected versions
71 explicit affected versions
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33 explicit affected versions
23 explicit affected versions
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10 explicit affected versions
11 explicit affected versions
10 explicit affected versions
11 explicit affected versions
12 explicit affected versions
7 explicit affected versions
12 explicit affected versions
56 explicit affected versions
72 explicit affected versions
10 explicit affected versions
26 explicit affected versions
31 explicit affected versions
1 explicit affected versions
48 explicit affected versions
26 explicit affected versions
38 explicit affected versions
5 explicit affected versions
13 explicit affected versions
37 explicit affected versions
16 explicit affected versions
73 explicit affected versions
41 explicit affected versions
3 explicit affected versions
7 explicit affected versions
2 explicit affected versions
51 explicit affected versions
18 explicit affected versions
33 explicit affected versions
12 explicit affected versions
59 explicit affected versions
59 explicit affected versions
27 explicit affected versions
45 explicit affected versions
34 explicit affected versions
8 explicit affected versions
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5 explicit affected versions
3 explicit affected versions
8 explicit affected versions
10 explicit affected versions
7 explicit affected versions
37 explicit affected versions
13 explicit affected versions
13 explicit affected versions
7 explicit affected versions
8 explicit affected versions
10 explicit affected versions
12 explicit affected versions
3 explicit affected versions
19 explicit affected versions
44 explicit affected versions
16 explicit affected versions
3 explicit affected versions
13 explicit affected versions
26 explicit affected versions
45 explicit affected versions
37 explicit affected versions
42 explicit affected versions
14 explicit affected versions
38 explicit affected versions
9 explicit affected versions
11 explicit affected versions
30 explicit affected versions
13 explicit affected versions
72 explicit affected versions
8 explicit affected versions
7 explicit affected versions
4 explicit affected versions
61 explicit affected versions
1 explicit affected versions
1 explicit affected versions
1 explicit affected versions
70 explicit affected versions
61 explicit affected versions
60 explicit affected versions
13 explicit affected versions
43 explicit affected versions
10 explicit affected versions
8 explicit affected versions
36 explicit affected versions
14 explicit affected versions
4 explicit affected versions
78 explicit affected versions
11 explicit affected versions
1 explicit affected versions
10 explicit affected versions
30 explicit affected versions
61 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: platform/x86: dell-wmi-sysman: Avoid buffer overflow in current_password_store() If the 'buf' array received from the user contains an empty string, the 'length' variable will be zero. Accessing the 'buf' array element with index 'length - 1' will result in a buffer overflow. Add a check for an empty string. Found by Linux Verification Center (linuxtesting.org) with SVACE.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/4e89a4077490f52cde652d17e32519b666abf3a6
- https://git.kernel.org/stable/c/4e89a4077490f52cde652d17e32519b666abf3a6
- https://git.kernel.org/stable/c/60bd13f8c4b3de2c910ae1cdbef85b9bbc9685f5
- https://git.kernel.org/stable/c/8594a123cfa23d708582dc6fb36da34479ef8a5b
- https://git.kernel.org/stable/c/97066373ffd55bd9af0b512ff3dd1f647620a3dc
- https://git.kernel.org/stable/c/f86465626917df3b8bdd2756ec0cc9d179c5af0f
- https://git.kernel.org/stable/c/fb7cde625872709b8cedad9b241e0ec3d82fa7d3
- https://ubuntu.com/security/CVE-2025-38077
- https://ubuntu.com/security/notices/USN-7704-1
- https://ubuntu.com/security/notices/USN-7704-2
- https://ubuntu.com/security/notices/USN-7704-3
- https://ubuntu.com/security/notices/USN-7704-4
- https://ubuntu.com/security/notices/USN-7704-5
- 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-7769-1
- https://ubuntu.com/security/notices/USN-7769-2
- https://ubuntu.com/security/notices/USN-7769-3
- https://ubuntu.com/security/notices/USN-7770-1
- https://ubuntu.com/security/notices/USN-7771-1
- https://ubuntu.com/security/notices/USN-7789-1
- https://ubuntu.com/security/notices/USN-7789-2
- https://ubuntu.com/security/notices/USN-8028-1
- https://ubuntu.com/security/notices/USN-8028-2
- 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-8028-6
- https://ubuntu.com/security/notices/USN-8028-7
- https://ubuntu.com/security/notices/USN-8028-8
- https://ubuntu.com/security/notices/USN-8031-1
- https://ubuntu.com/security/notices/USN-8031-2
- https://ubuntu.com/security/notices/USN-8031-3
- https://ubuntu.com/security/notices/USN-8052-1
- 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://www.cve.org/CVERecord?id=CVE-2025-38077