Vulnerability Details : CVE-2023-31082
Potential exploit
An issue was discovered in drivers/tty/n_gsm.c in the Linux kernel 6.2. There is a sleeping function called from an invalid context in gsmld_write, which will block the kernel. Note: This has been disputed by 3rd parties as not a valid vulnerability.
Products affected by CVE-2023-31082
- cpe:2.3:o:linux:linux_kernel:6.2:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-31082
0.02%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 4 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-31082
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2023-31082
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The product attempts to return a memory resource to the system, but it calls the wrong release function or calls the appropriate release function incorrectly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2023-31082
-
https://lore.kernel.org/all/CA+UBctCZok5FSQ=LPRA+A-jocW=L8FuMVZ_7MNqhh483P5yN8A%40mail.gmail.com/
BUG: sleeping function called from invalid context in __might_resched - Yu Hao
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https://lore.kernel.org/all/CA+UBctCZok5FSQ=LPRA+A-jocW=L8FuMVZ_7MNqhh483P5yN8A@mail.gmail.com/
BUG: sleeping function called from invalid context in __might_resched - Yu HaoExploit;Mailing List;Vendor Advisory
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https://bugzilla.suse.com/show_bug.cgi?id=1210781
1210781 – (CVE-2023-31082) VUL-0: CVE-2023-31082: kernel: drivers/tty/n_gsm.c sleeping function called from an invalid context in gsmld_write
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https://security.netapp.com/advisory/ntap-20230929-0003/
April 2023 Linux Kernel 6.2 Vulnerabilities in NetApp Products | NetApp Product Security
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