UBUNTU-CVE-2022-2991
A heap-based buffer overflow was found in the Linux kernel's LightNVM subsystem. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. This vulnerability allows a local attacker to escalate privileges and execute arbitrary code in the context of the kernel. The attacker must first obtain the ability to execute high-privileged code on the target system to exploit this vulnerability.
02 / AFFECTED SOFTWARE
Affected packages
50 explicit affected versions
6 explicit affected versions
12 explicit affected versions
6 explicit affected versions
22 explicit affected versions
86 explicit affected versions
48 explicit affected versions
66 explicit affected versions
39 explicit affected versions
35 explicit affected versions
99 explicit affected versions
13 explicit affected versions
4 explicit affected versions
23 explicit affected versions
83 explicit affected versions
1 explicit affected versions
1 explicit affected versions
21 explicit affected versions
16 explicit affected versions
7 explicit affected versions
7 explicit affected versions
12 explicit affected versions
12 explicit affected versions
1 explicit affected versions
7 explicit affected versions
12 explicit affected versions
53 explicit affected versions
12 explicit affected versions
61 explicit affected versions
12 explicit affected versions
51 explicit affected versions
41 explicit affected versions
10 explicit affected versions
149 explicit affected versions
37 explicit affected versions
82 explicit affected versions
63 explicit affected versions
1 explicit affected versions
1 explicit affected versions
26 explicit affected versions
13 explicit affected versions
1 explicit affected versions
29 explicit affected versions
13 explicit affected versions
80 explicit affected versions
1 explicit affected versions
53 explicit affected versions
33 explicit affected versions
10 explicit affected versions
65 explicit affected versions
11 explicit affected versions
12 explicit affected versions
88 explicit affected versions
7 explicit affected versions
51 explicit affected versions
2 explicit affected versions
83 explicit affected versions
49 explicit affected versions
1 explicit affected versions
19 explicit affected versions
30 explicit affected versions
42 explicit affected versions
12 explicit affected versions
1 explicit affected versions
1 explicit affected versions
46 explicit affected versions
5 explicit affected versions
43 explicit affected versions
1 explicit affected versions
40 explicit affected versions
13 explicit affected versions
8 explicit affected versions
42 explicit affected versions
10 explicit affected versions
12 explicit affected versions
37 explicit affected versions
44 explicit affected versions
16 explicit affected versions
13 explicit affected versions
37 explicit affected versions
38 explicit affected versions
9 explicit affected versions
126 explicit affected versions
41 explicit affected versions
61 explicit affected versions
18 explicit affected versions
96 explicit affected versions
73 explicit affected versions
4 explicit affected versions
29 explicit affected versions
64 explicit affected versions
41 explicit affected versions
43 explicit affected versions
8 explicit affected versions
105 explicit affected versions
114 explicit affected versions
41 explicit affected versions
4 explicit affected versions
30 explicit affected versions
1 explicit affected versions
20 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
A heap-based buffer overflow was found in the Linux kernel's LightNVM subsystem. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. This vulnerability allows a local attacker to escalate privileges and execute arbitrary code in the context of the kernel. The attacker must first obtain the ability to execute high-privileged code on the target system to exploit this vulnerability.
05 / REFERENCES
Further evidence
- https://access.redhat.com/security/cve/CVE-2022-2991
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/drivers/lightnvm/Kconfig?h=v5.10.114&id=549209caabc89f2877ad5f62d11fca5c052e0e8
- https://ubuntu.com/security/CVE-2022-2991
- https://ubuntu.com/security/notices/USN-6001-1
- https://ubuntu.com/security/notices/USN-6013-1
- https://ubuntu.com/security/notices/USN-6014-1
- https://www.cve.org/CVERecord?id=CVE-2022-2991
- https://www.zerodayinitiative.com/advisories/ZDI-22-960/