CVE-2011-1577
CVE-2011-1577 is a medium-severity vulnerability in Linux Linux Kernel with a CVSS 2.0 base score of 4.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.
Key facts
- Severity: Medium (CVSS 2.0 base score 4.9)
- EPSS exploit prediction: 0% (34th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-119
- Affected product: Linux Linux Kernel
- Published:
- Last modified:
Description
Heap-based buffer overflow in the is_gpt_valid function in fs/partitions/efi.c in the Linux kernel 2.6.38 and earlier allows physically proximate attackers to cause a denial of service (OOPS) or possibly have unspecified other impact via a crafted size of the EFI GUID partition-table header on removable media.
Frequently asked questions
- What is CVE-2011-1577?
- Heap-based buffer overflow in the is_gpt_valid function in fs/partitions/efi.c in the Linux kernel 2.6.38 and earlier allows physically proximate attackers to cause a denial of service (OOPS) or possibly have unspecified other impact via a crafted size of the EFI GUID partition-table header on removable media.
- How severe is CVE-2011-1577?
- CVE-2011-1577 has a CVSS 2.0 base score of 4.9, rated medium severity.
- Is CVE-2011-1577 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2011-1577?
- CVE-2011-1577 primarily affects Linux Linux Kernel. In total, 666 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2011-1577?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2011-1577 published?
- CVE-2011-1577 was published on 2011-05-03 and last updated on 2026-06-16.
References
- http://downloads.avaya.com/css/P8/documents/100145416
- http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061236.html
- http://openwall.com/lists/oss-security/2011/04/12/17
- http://openwall.com/lists/oss-security/2011/04/13/1
- http://rhn.redhat.com/errata/RHSA-2011-0833.html
- http://securityreason.com/securityalert/8238
- http://securitytracker.com/id?1025355
- http://www.securityfocus.com/archive/1/517477/100/0/threaded
- http://www.securityfocus.com/bid/47343
- http://www.spinics.net/lists/mm-commits/msg83274.html
- https://bugzilla.redhat.com/show_bug.cgi?id=695976
- https://exchange.xforce.ibmcloud.com/vulnerabilities/66773
Affected products (666)
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.0:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.1:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.1:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.1:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.1:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.2:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.2:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.2:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.2:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.3:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.3:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.3:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.3:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.3:rc4:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.4:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.4:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.4:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.4:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.5:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.5:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.5:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.5:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.6:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.6:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.6:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.6:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.7:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.7:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.7:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.7:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.8:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.8:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.8:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.8:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.8:rc4:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.8.1:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.9:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.9:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.9:rc2:*:*:*:*:*:*
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