UBUNTU-CVE-2024-42312
In the Linux kernel, the following vulnerability has been resolved: sysctl: always initialize i_uid/i_gid Always initialize i_uid/i_gid inside the sysfs core so set_ownership() can safely skip setting them. Commit 5ec27ec735ba ("fs/proc/proc_sysctl.c: fix the default values of i_uid/i_gid on /proc/sys inodes.") added defaults for i_uid/i_gid when set_ownership() was not implemented. It also missed adjusting net_ctl_set_ownership() to use the same default values in case the computation of a better value failed.
02 / AFFECTED SOFTWARE
Affected packages
11 explicit affected versions
53 explicit affected versions
116 explicit affected versions
38 explicit affected versions
52 explicit affected versions
50 explicit affected versions
6 explicit affected versions
12 explicit affected versions
19 explicit affected versions
6 explicit affected versions
61 explicit affected versions
14 explicit affected versions
47 explicit affected versions
91 explicit affected versions
57 explicit affected versions
47 explicit affected versions
10 explicit affected versions
8 explicit affected versions
14 explicit affected versions
54 explicit affected versions
7 explicit affected versions
53 explicit affected versions
9 explicit affected versions
13 explicit affected versions
85 explicit affected versions
11 explicit affected versions
35 explicit affected versions
14 explicit affected versions
18 explicit affected versions
18 explicit affected versions
15 explicit affected versions
118 explicit affected versions
64 explicit affected versions
14 explicit affected versions
120 explicit affected versions
13 explicit affected versions
4 explicit affected versions
23 explicit affected versions
18 explicit affected versions
124 explicit affected versions
21 explicit affected versions
16 explicit affected versions
10 explicit affected versions
76 explicit affected versions
16 explicit affected versions
7 explicit affected versions
12 explicit affected versions
111 explicit affected versions
45 explicit affected versions
12 explicit affected versions
14 explicit affected versions
7 explicit affected versions
104 explicit affected versions
12 explicit affected versions
105 explicit affected versions
12 explicit affected versions
9 explicit affected versions
14 explicit affected versions
9 explicit affected versions
1 explicit affected versions
10 explicit affected versions
37 explicit affected versions
13 explicit affected versions
7 explicit affected versions
10 explicit affected versions
33 explicit affected versions
1 explicit affected versions
26 explicit affected versions
13 explicit affected versions
9 explicit affected versions
1 explicit affected versions
29 explicit affected versions
111 explicit affected versions
13 explicit affected versions
58 explicit affected versions
8 explicit affected versions
9 explicit affected versions
100 explicit affected versions
56 explicit affected versions
18 explicit affected versions
33 explicit affected versions
23 explicit affected versions
10 explicit affected versions
1 explicit affected versions
11 explicit affected versions
12 explicit affected versions
7 explicit affected versions
12 explicit affected versions
138 explicit affected versions
45 explicit affected versions
39 explicit affected versions
132 explicit affected versions
55 explicit affected versions
154 explicit affected versions
10 explicit affected versions
26 explicit affected versions
16 explicit affected versions
1 explicit affected versions
7 explicit affected versions
17 explicit affected versions
13 explicit affected versions
16 explicit affected versions
139 explicit affected versions
78 explicit affected versions
16 explicit affected versions
58 explicit affected versions
17 explicit affected versions
46 explicit affected versions
116 explicit affected versions
3 explicit affected versions
132 explicit affected versions
93 explicit affected versions
1 explicit affected versions
2 explicit affected versions
51 explicit affected versions
92 explicit affected versions
14 explicit affected versions
12 explicit affected versions
44 explicit affected versions
27 explicit affected versions
30 explicit affected versions
121 explicit affected versions
1 explicit affected versions
98 explicit affected versions
10 explicit affected versions
8 explicit affected versions
19 explicit affected versions
5 explicit affected versions
8 explicit affected versions
1 explicit affected versions
10 explicit affected versions
13 explicit affected versions
13 explicit affected versions
110 explicit affected versions
13 explicit affected versions
72 explicit affected versions
7 explicit affected versions
140 explicit affected versions
94 explicit affected versions
50 explicit affected versions
10 explicit affected versions
14 explicit affected versions
12 explicit affected versions
108 explicit affected versions
80 explicit affected versions
56 explicit affected versions
44 explicit affected versions
16 explicit affected versions
3 explicit affected versions
13 explicit affected versions
26 explicit affected versions
44 explicit affected versions
37 explicit affected versions
17 explicit affected versions
14 explicit affected versions
38 explicit affected versions
167 explicit affected versions
47 explicit affected versions
9 explicit affected versions
47 explicit affected versions
11 explicit affected versions
8 explicit affected versions
7 explicit affected versions
55 explicit affected versions
7 explicit affected versions
28 explicit affected versions
121 explicit affected versions
4 explicit affected versions
1 explicit affected versions
1 explicit affected versions
53 explicit affected versions
13 explicit affected versions
43 explicit affected versions
77 explicit affected versions
119 explicit affected versions
10 explicit affected versions
8 explicit affected versions
12 explicit affected versions
88 explicit affected versions
14 explicit affected versions
4 explicit affected versions
78 explicit affected versions
11 explicit affected versions
1 explicit affected versions
69 explicit affected versions
123 explicit affected versions
10 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: sysctl: always initialize i_uid/i_gid Always initialize i_uid/i_gid inside the sysfs core so set_ownership() can safely skip setting them. Commit 5ec27ec735ba ("fs/proc/proc_sysctl.c: fix the default values of i_uid/i_gid on /proc/sys inodes.") added defaults for i_uid/i_gid when set_ownership() was not implemented. It also missed adjusting net_ctl_set_ownership() to use the same default values in case the computation of a better value failed.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/98ca62ba9e2be5863c7d069f84f7166b45a5b2f4
- https://git.kernel.org/stable/c/1deae34db9f4f8e0e03f891be2e2e15c15c8ac05
- https://git.kernel.org/stable/c/34a86adea1f2b3c3f9d864c8cce09dca644601ab
- https://git.kernel.org/stable/c/98ca62ba9e2be5863c7d069f84f7166b45a5b2f4
- https://git.kernel.org/stable/c/b2591c89a6e2858796111138c38fcb6851aa1955
- https://git.kernel.org/stable/c/c7e2f43d182f5dde473389dbb39f16c9f0d64536
- https://git.kernel.org/stable/c/ffde3af4b29bf97d62d82e1d45275587e10a991a
- https://ubuntu.com/security/CVE-2024-42312
- https://ubuntu.com/security/notices/USN-7100-1
- https://ubuntu.com/security/notices/USN-7100-2
- https://ubuntu.com/security/notices/USN-7123-1
- https://ubuntu.com/security/notices/USN-7144-1
- https://ubuntu.com/security/notices/USN-7154-1
- https://ubuntu.com/security/notices/USN-7154-2
- https://ubuntu.com/security/notices/USN-7155-1
- https://ubuntu.com/security/notices/USN-7156-1
- https://ubuntu.com/security/notices/USN-7194-1
- https://ubuntu.com/security/notices/USN-7196-1
- https://www.cve.org/CVERecord?id=CVE-2024-42312