CVE-2024-42068: bpf: Take return from set_memory_ro() into account with bpf_prog_lock_ro()
First published: Mon Jul 29 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: bpf: Take return from set_memory_ro() into account with bpf_prog_lock_ro() set_memory_ro() can fail, leaving memory unprotected. Check its return and take it into account as an error.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | <5.15.162 | |
| Linux Linux kernel | >=5.16<6.1.97 | |
| Linux Linux kernel | >=6.2<6.6.37 | |
| Linux Linux kernel | >=6.7<6.9.8 | |
| debian/linux | <=5.10.223-1<=5.10.226-1 | 6.1.115-1 6.1.112-1 6.11.9-1 6.11.10-1 |
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Reference Links
- https://git.kernel.org/stable/c/05412471beba313ecded95aa17b25fe84bb2551a
- https://git.kernel.org/stable/c/7d2cc63eca0c993c99d18893214abf8f85d566d8
- https://git.kernel.org/stable/c/a359696856ca9409fb97655c5a8ef0f549cb6e03
- https://git.kernel.org/stable/c/e3540e5a7054d6daaf9a1415a48aacb092112a89
- https://git.kernel.org/stable/c/e4f602e3ff749ba770bf8ff10196e18358de6720
- https://git.kernel.org/stable/c/fdd411af8178edc6b7bf260f8fa4fba1bedd0a6d
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-42068
- https://nvd.nist.gov/vuln/detail/CVE-2024-42068
- https://launchpad.net/bugs/cve/CVE-2024-42068
- https://security-tracker.debian.org/tracker/CVE-2024-42068
- https://ubuntu.com/security/CVE-2024-42068
- https://git.kernel.org/linus/7d2cc63eca0c993c99d18893214abf8f85d566d8
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