CVE-2023-1989
Kernel: use after free bug in btsdio_remove due to race condition
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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 4.14.326, 4.19.295, 5.4.257, 5.10.195, 5.15.131, and 2 more
- 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
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: none
- Automatable: no
- Technical impact: total
Summary
A use-after-free flaw was found in btsdio_remove in drivers\bluetooth\btsdio.c in the Linux Kernel. A call to btsdio_remove with an unfinished job may cause a race problem which leads to a UAF on hdev devices.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: total
- Record last updated
Affected versions
- linux
From 2.6.24 · fixed in 4.14.326; From 4.15 · fixed in 4.19.295; From 4.20 · fixed in 5.4.257; From 5.5 · fixed in 5.10.195; From 5.11 · fixed in 5.15.131; From 5.16 · fixed in 6.1.52; From 6.2 · fixed in 6.3
- kernel-rt
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- kernel
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- kernel
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- kernel
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- kernel
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- kernel
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- kernel
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- kernel
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- kernel-rt
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- kernel-rt
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