fs: drop peer group ids under namespace lock
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 5.15.107, 6.1.24, 6.2.11
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
- Exploitation: none
- Automatable: no
- Technical impact: total
Summary
In the Linux kernel, the following vulnerability has been resolved: fs: drop peer group ids under namespace lock When cleaning up peer group ids in the failure path we need to make sure to hold on to the namespace lock. Otherwise another thread might just turn the mount from a shared into a non-shared mount concurrently.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: total
- Record last updated
Affected versions
- Linux Linux
From 2a1867219c7b27f928e2545782b86daaf9ad50bd · fixed in 0af8fae81d8b7f1beddc17c5d4cfa43235134648; From 2a1867219c7b27f928e2545782b86daaf9ad50bd · fixed in ddca03d97daa7b07b60c52e3d3060762732c6666; From 2a1867219c7b27f928e2545782b86daaf9ad50bd · fixed in 65c324d3f35c05e37afec39ac80743583fdcc96c; From 2a1867219c7b27f928e2545782b86daaf9ad50bd · fixed in cb2239c198ad9fbd5aced22cf93e45562da781eb
- Linux Linux
5.12
- KernelLinux
From 5.12.0 · fixed in 5.15.107; From 5.16.0 · fixed in 6.1.24; From 6.2.0 · fixed in 6.2.11