UBUNTU-CVE-2024-39475
In the Linux kernel, the following vulnerability has been resolved: fbdev: savage: Handle err return when savagefb_check_var failed The commit 04e5eac8f3ab("fbdev: savage: Error out if pixclock equals zero") checks the value of pixclock to avoid divide-by-zero error. However the function savagefb_probe doesn't handle the error return of savagefb_check_var. When pixclock is 0, it will cause divide-by-zero error.
02 / AFFECTED SOFTWARE
Affected packages
50 explicit affected versions
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6 explicit affected versions
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42 explicit affected versions
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50 explicit affected versions
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26 explicit affected versions
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47 explicit affected versions
29 explicit affected versions
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33 explicit affected versions
82 explicit affected versions
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26 explicit affected versions
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6 explicit affected versions
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13 explicit affected versions
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53 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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41 explicit affected versions
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3 explicit affected versions
16 explicit affected versions
11 explicit affected versions
43 explicit affected versions
4 explicit affected versions
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27 explicit affected versions
11 explicit affected versions
93 explicit affected versions
83 explicit affected versions
54 explicit affected versions
5 explicit affected versions
35 explicit affected versions
12 explicit affected versions
44 explicit affected versions
13 explicit affected versions
52 explicit affected versions
6 explicit affected versions
12 explicit affected versions
50 explicit affected versions
12 explicit affected versions
91 explicit affected versions
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: fbdev: savage: Handle err return when savagefb_check_var failed The commit 04e5eac8f3ab("fbdev: savage: Error out if pixclock equals zero") checks the value of pixclock to avoid divide-by-zero error. However the function savagefb_probe doesn't handle the error return of savagefb_check_var. When pixclock is 0, it will cause divide-by-zero error.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/6ad959b6703e2c4c5d7af03b4cfd5ff608036339
- https://git.kernel.org/stable/c/32f92b0078ebf79dbe4827288e0acb50d89d3d5b
- https://git.kernel.org/stable/c/4b2c67e30b4e1d2ae19dba8b8e8f3b5fd3cf8089
- https://git.kernel.org/stable/c/5f446859bfa46df0ffb34149499f48a2c2d8cd95
- https://git.kernel.org/stable/c/6ad959b6703e2c4c5d7af03b4cfd5ff608036339
- https://git.kernel.org/stable/c/86435f39c18967cdd937d7a49ba539cdea7fb547
- https://git.kernel.org/stable/c/b8385ff814ca4cb7e63789841e6ec2a14c73e1e8
- https://git.kernel.org/stable/c/be754cbd77eaf2932408a4e18532e4945274a5c7
- https://git.kernel.org/stable/c/edaa57480b876e8203b51df7c3d14a51ea6b09e3
- https://ubuntu.com/security/CVE-2024-39475
- https://ubuntu.com/security/notices/USN-6951-1
- https://ubuntu.com/security/notices/USN-6951-2
- https://ubuntu.com/security/notices/USN-6951-3
- https://ubuntu.com/security/notices/USN-6951-4
- https://ubuntu.com/security/notices/USN-6953-1
- https://ubuntu.com/security/notices/USN-6979-1
- 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-7007-1
- https://ubuntu.com/security/notices/USN-7007-2
- https://ubuntu.com/security/notices/USN-7007-3
- https://ubuntu.com/security/notices/USN-7008-1
- https://ubuntu.com/security/notices/USN-7009-1
- https://ubuntu.com/security/notices/USN-7009-2
- https://ubuntu.com/security/notices/USN-7019-1
- https://ubuntu.com/security/notices/USN-7029-1
- https://www.cve.org/CVERecord?id=CVE-2024-39475