01 Record
CVE-2009-3043
The tty_ldisc_hangup function in drivers/char/tty_ldisc.c in the Linux kernel 2.6.31-rc before 2.6.31-rc8 allows local users to cause a denial of service (system crash, sometimes preceded by a NULL
UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
02 Description
The tty_ldisc_hangup function in drivers/char/tty_ldisc.c in the Linux kernel 2.6.31-rc before 2.6.31-rc8 allows local users to cause a denial of service (system crash, sometimes preceded by a NULL
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.85% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 57.8% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2009-09-02 17:00Z17 YR AGO
- Last updated
- 2024-08-07 06:14Z2 YR AGO
- Reserved
- 2009-09-02
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- a374a4c0aecd33e9e1b82ae2d287a53e3d5902960563fea7d5b886e11d3c5037
05 Affected products
VendorProductVersionsPlatforms
06 References
- git.kernel.orghttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=5c58ceff103d8a654f24769bb1baaf84a841b0cc
- lkml.org[linux-kernel] 20090819 v2.6.31-rc6: BUG: unable to handle kernel NULL pointer dereference at 0000000000000008http://lkml.org/lkml/2009/8/20/21
- www.openwall.com[oss-security] 20090903 Re: CVE request: kernel: tty: make sure to flush any pending work when halting the ldischttp://www.openwall.com/lists/oss-security/2009/09/03/6
- www.kernel.orghttp://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.31-rc8
- www.openwall.com[oss-security] 20090904 Re: CVE request: kernel: tty: make sure to flush any pending work when halting the ldischttp://www.openwall.com/lists/oss-security/2009/09/03/7
- lkml.org[linux-kernel] 20090820 Re: v2.6.31-rc6: BUG: unable to handle kernel NULL pointer dereference at 0000000000000008http://lkml.org/lkml/2009/8/20/68
- www.securityfocus.com36191http://www.securityfocus.com/bid/36191
- www.openwall.com[oss-security] 20090831 CVE request: kernel: tty: make sure to flush any pending work when halting the ldischttp://www.openwall.com/lists/oss-security/2009/08/31/1
- lkml.org[linux-kernel] 20090819 Re: v2.6.31-rc6: BUG: unable to handle kernel NULL pointer dereference at 0000000000000008http://lkml.org/lkml/2009/8/20/27