UBUNTU-CVE-2024-39470
In the Linux kernel, the following vulnerability has been resolved: eventfs: Fix a possible null pointer dereference in eventfs_find_events() In function eventfs_find_events,there is a potential null pointer that may be caused by calling update_events_attr which will perform some operations on the members of the ei struct when ei is NULL. Hence,When ei->is_freed is set,return NULL directly.
02 / AFFECTED SOFTWARE
Affected packages
4 explicit affected versions
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29 explicit affected versions
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51 explicit affected versions
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26 explicit affected versions
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23 explicit affected versions
9 explicit affected versions
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5 explicit affected versions
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44 explicit affected versions
4 explicit affected versions
4 explicit affected versions
13 explicit affected versions
16 explicit affected versions
9 explicit affected versions
12 explicit affected versions
13 explicit affected versions
7 explicit affected versions
11 explicit affected versions
3 explicit affected versions
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7 explicit affected versions
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3 explicit affected versions
16 explicit affected versions
43 explicit affected versions
4 explicit affected versions
11 explicit affected versions
5 explicit affected versions
35 explicit affected versions
12 explicit affected versions
6 explicit affected versions
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50 explicit affected versions
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27 explicit affected versions
12 explicit affected versions
7 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: eventfs: Fix a possible null pointer dereference in eventfs_find_events() In function eventfs_find_events,there is a potential null pointer that may be caused by calling update_events_attr which will perform some operations on the members of the ei struct when ei is NULL. Hence,When ei->is_freed is set,return NULL directly.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/d4e9a968738bf66d3bb852dd5588d4c7afd6d7f4
- https://git.kernel.org/stable/c/5ade5fbdbbb1f023bb70730ba4d74146c8bc7eb9
- https://git.kernel.org/stable/c/7a1b2d138189375ed1dcd7d0851118230221bd1d
- https://git.kernel.org/stable/c/d4e9a968738bf66d3bb852dd5588d4c7afd6d7f4
- https://ubuntu.com/security/CVE-2024-39470
- https://ubuntu.com/security/notices/USN-6999-1
- https://ubuntu.com/security/notices/USN-6999-2
- https://ubuntu.com/security/notices/USN-7004-1
- https://ubuntu.com/security/notices/USN-7005-1
- https://ubuntu.com/security/notices/USN-7005-2
- https://ubuntu.com/security/notices/USN-7008-1
- https://ubuntu.com/security/notices/USN-7029-1
- https://www.cve.org/CVERecord?id=CVE-2024-39470