UBUNTU-CVE-2024-49954
In the Linux kernel, the following vulnerability has been resolved: static_call: Replace pointless WARN_ON() in static_call_module_notify() static_call_module_notify() triggers a WARN_ON(), when memory allocation fails in __static_call_add_module(). That's not really justified, because the failure case must be correctly handled by the well known call chain and the error code is passed through to the initiating userspace application. A memory allocation fail is not a fatal problem, but the WARN_ON() takes the machine out when panic_on_warn is set. Replace it with a pr_warn().
02 / AFFECTED SOFTWARE
Affected packages
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3 explicit affected versions
13 explicit affected versions
26 explicit affected versions
45 explicit affected versions
37 explicit affected versions
21 explicit affected versions
14 explicit affected versions
11 explicit affected versions
38 explicit affected versions
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9 explicit affected versions
48 explicit affected versions
11 explicit affected versions
7 explicit affected versions
56 explicit affected versions
7 explicit affected versions
29 explicit affected versions
4 explicit affected versions
1 explicit affected versions
1 explicit affected versions
1 explicit affected versions
15 explicit affected versions
54 explicit affected versions
13 explicit affected versions
43 explicit affected versions
10 explicit affected versions
8 explicit affected versions
14 explicit affected versions
4 explicit affected versions
11 explicit affected versions
1 explicit affected versions
12 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: static_call: Replace pointless WARN_ON() in static_call_module_notify() static_call_module_notify() triggers a WARN_ON(), when memory allocation fails in __static_call_add_module(). That's not really justified, because the failure case must be correctly handled by the well known call chain and the error code is passed through to the initiating userspace application. A memory allocation fail is not a fatal problem, but the WARN_ON() takes the machine out when panic_on_warn is set. Replace it with a pr_warn().
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/fe513c2ef0a172a58f158e2e70465c4317f0a9a2
- https://git.kernel.org/stable/c/85a104aaef1f56623acc10ba4c42d5f046ba65b7
- https://git.kernel.org/stable/c/b83bef74c121a3311240fc4002d23486b85355e4
- https://git.kernel.org/stable/c/bc9356513d56b688775497b7ac6f2b967f46a80c
- https://git.kernel.org/stable/c/e67534bd31d79952b50e791e92adf0b3e6c13b8c
- https://git.kernel.org/stable/c/ea2cdf4da093d0482f0ef36ba971e2e0c7673425
- https://git.kernel.org/stable/c/fe513c2ef0a172a58f158e2e70465c4317f0a9a2
- https://ubuntu.com/security/CVE-2024-49954
- https://ubuntu.com/security/notices/USN-7166-1
- https://ubuntu.com/security/notices/USN-7166-2
- https://ubuntu.com/security/notices/USN-7166-3
- https://ubuntu.com/security/notices/USN-7166-4
- https://ubuntu.com/security/notices/USN-7186-1
- https://ubuntu.com/security/notices/USN-7186-2
- https://ubuntu.com/security/notices/USN-7194-1
- https://ubuntu.com/security/notices/USN-7276-1
- https://ubuntu.com/security/notices/USN-7277-1
- https://ubuntu.com/security/notices/USN-7301-1
- https://ubuntu.com/security/notices/USN-7303-1
- https://ubuntu.com/security/notices/USN-7303-2
- https://ubuntu.com/security/notices/USN-7303-3
- https://ubuntu.com/security/notices/USN-7304-1
- https://ubuntu.com/security/notices/USN-7310-1
- https://ubuntu.com/security/notices/USN-7311-1
- https://ubuntu.com/security/notices/USN-7384-1
- https://ubuntu.com/security/notices/USN-7384-2
- https://ubuntu.com/security/notices/USN-7385-1
- https://ubuntu.com/security/notices/USN-7386-1
- https://ubuntu.com/security/notices/USN-7403-1
- https://ubuntu.com/security/notices/USN-7468-1
- https://www.cve.org/CVERecord?id=CVE-2024-49954