Gnu Glibc vulnerabilities

CVE-2015-7547 [HIGH] CWE-119 CVE-2015-7547: Multiple stack-based buffer overflows in the (1) send_dg and (2) send_vc functions in the libresolv Multiple stack-based buffer overflows in the (1) send_dg and (2) send_vc functions in the libresolv library in the GNU C Library (aka glibc or libc6) before 2.23 allow remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via a crafted DNS response that triggers a call to the getaddrinfo function with the AF_UNSPEC or A

CVE-2015-8777 [MEDIUM] CWE-254 CVE-2015-8777: The process_envvars function in elf/rtld.c in the GNU C Library (aka glibc or libc6) before 2.23 all The process_envvars function in elf/rtld.c in the GNU C Library (aka glibc or libc6) before 2.23 allows local users to bypass a pointer-guarding protection mechanism via a zero value of the LD_POINTER_GUARD environment variable.

CVE-2015-5277 [HIGH] CWE-119 CVE-2015-5277: The get_contents function in nss_files/files-XXX.c in the Name Service Switch (NSS) in GNU C Library The get_contents function in nss_files/files-XXX.c in the Name Service Switch (NSS) in GNU C Library (aka glibc or libc6) before 2.20 might allow local users to cause a denial of service (heap corruption) or gain privileges via a long line in the NSS files database.

CVE-2015-1781 [MEDIUM] CWE-119 CVE-2015-1781: Buffer overflow in the gethostbyname_r and other unspecified NSS functions in the GNU C Library (aka Buffer overflow in the gethostbyname_r and other unspecified NSS functions in the GNU C Library (aka glibc or libc6) before 2.22 allows context-dependent attackers to cause a denial of service (crash) or execute arbitrary code via a crafted DNS response, which triggers a call with a misaligned buffer.

CVE-2013-7424 [MEDIUM] CWE-17 CVE-2013-7424: The getaddrinfo function in glibc before 2.15, when compiled with libidn and the AI_IDN flag is used The getaddrinfo function in glibc before 2.15, when compiled with libidn and the AI_IDN flag is used, allows context-dependent attackers to cause a denial of service (invalid free) and possibly execute arbitrary code via unspecified vectors, as demonstrated by an internationalized domain name to ping6.

CVE-2015-1472 [HIGH] CWE-119 CVE-2015-1472: The ADDW macro in stdio-common/vfscanf.c in the GNU C Library (aka glibc or libc6) before 2.21 does The ADDW macro in stdio-common/vfscanf.c in the GNU C Library (aka glibc or libc6) before 2.21 does not properly consider data-type size during memory allocation, which allows context-dependent attackers to cause a denial of service (buffer overflow) or possibly have unspecified other impact via a long line containing wide characters that are improperly

CVE-2015-1473 [MEDIUM] CWE-119 CVE-2015-1473: The ADDW macro in stdio-common/vfscanf.c in the GNU C Library (aka glibc or libc6) before 2.21 does The ADDW macro in stdio-common/vfscanf.c in the GNU C Library (aka glibc or libc6) before 2.21 does not properly consider data-type size during a risk-management decision for use of the alloca function, which might allow context-dependent attackers to cause a denial of service (segmentation violation) or overwrite memory locations beyond the stack boun

CVE-2014-8121 [MEDIUM] CWE-17 CVE-2014-8121: DB_LOOKUP in nss_files/files-XXX.c in the Name Service Switch (NSS) in GNU C Library (aka glibc or l DB_LOOKUP in nss_files/files-XXX.c in the Name Service Switch (NSS) in GNU C Library (aka glibc or libc6) 2.21 and earlier does not properly check if a file is open, which allows remote attackers to cause a denial of service (infinite loop) by performing a look-up on a database while iterating over it, which triggers the file pointer to be reset.

CVE-2014-9402 [HIGH] CWE-399 CVE-2014-9402: The nss_dns implementation of getnetbyname in GNU C Library (aka glibc) before 2.21, when the DNS ba The nss_dns implementation of getnetbyname in GNU C Library (aka glibc) before 2.21, when the DNS backend in the Name Service Switch configuration is enabled, allows remote attackers to cause a denial of service (infinite loop) by sending a positive answer while a network name is being process.

CVE-2013-7423 [MEDIUM] CWE-17 CVE-2013-7423: The send_dg function in resolv/res_send.c in GNU C Library (aka glibc or libc6) before 2.20 does not The send_dg function in resolv/res_send.c in GNU C Library (aka glibc or libc6) before 2.20 does not properly reuse file descriptors, which allows remote attackers to send DNS queries to unintended locations via a large number of requests that trigger a call to the getaddrinfo function.

CVE-2015-0235 [CRITICAL] CWE-787 CVE-2015-0235: Heap-based buffer overflow in the __nss_hostname_digits_dots function in glibc 2.2, and other 2.x ve Heap-based buffer overflow in the __nss_hostname_digits_dots function in glibc 2.2, and other 2.x versions before 2.18, allows context-dependent attackers to execute arbitrary code via vectors related to the (1) gethostbyname or (2) gethostbyname2 function, aka "GHOST."

CVE-2012-6656 [MEDIUM] CWE-20 CVE-2012-6656: iconvdata/ibm930.c in GNU C Library (aka glibc) before 2.16 allows context-dependent attackers to ca iconvdata/ibm930.c in GNU C Library (aka glibc) before 2.16 allows context-dependent attackers to cause a denial of service (out-of-bounds read) via a multibyte character value of "0xffff" to the iconv function when converting IBM930 encoded data to UTF-8.

CVE-2014-6040 [MEDIUM] CWE-119 CVE-2014-6040: GNU C Library (aka glibc) before 2.20 allows context-dependent attackers to cause a denial of servic GNU C Library (aka glibc) before 2.20 allows context-dependent attackers to cause a denial of service (out-of-bounds read and crash) via a multibyte character value of "0xffff" to the iconv function when converting (1) IBM933, (2) IBM935, (3) IBM937, (4) IBM939, or (5) IBM1364 encoded data to UTF-8.

CVE-2014-7817 [MEDIUM] CWE-20 CVE-2014-7817: The wordexp function in GNU C Library (aka glibc) 2.21 does not enforce the WRDE_NOCMD flag, which a The wordexp function in GNU C Library (aka glibc) 2.21 does not enforce the WRDE_NOCMD flag, which allows context-dependent attackers to execute arbitrary commands, as demonstrated by input containing "$((`...`))".

CVE-2011-2702 [MEDIUM] CWE-94 CVE-2011-2702: Integer signedness error in Glibc before 2.13 and eglibc before 2.13, when using Supplemental Stream Integer signedness error in Glibc before 2.13 and eglibc before 2.13, when using Supplemental Streaming SIMD Extensions 3 (SSSE3) optimization, allows context-dependent attackers to execute arbitrary code via a negative length parameter to (1) memcpy-ssse3-rep.S, (2) memcpy-ssse3.S, or (3) memset-sse2.S in sysdeps/i386/i686/multiarch/, which triggers a

CVE-2014-4043 [HIGH] CWE-94 CVE-2014-4043: The posix_spawn_file_actions_addopen function in glibc before 2.20 does not copy its path argument i The posix_spawn_file_actions_addopen function in glibc before 2.20 does not copy its path argument in accordance with the POSIX specification, which allows context-dependent attackers to trigger use-after-free vulnerabilities.

CVE-2014-5119 [HIGH] CWE-189 CVE-2014-5119: Off-by-one error in the __gconv_translit_find function in gconv_trans.c in GNU C Library (aka glibc) Off-by-one error in the __gconv_translit_find function in gconv_trans.c in GNU C Library (aka glibc) allows context-dependent attackers to cause a denial of service (crash) or execute arbitrary code via vectors related to the CHARSET environment variable and gconv transliteration modules.

CVE-2014-0475 [MEDIUM] CWE-22 CVE-2014-0475: Multiple directory traversal vulnerabilities in GNU C Library (aka glibc or libc6) before 2.20 allow Multiple directory traversal vulnerabilities in GNU C Library (aka glibc or libc6) before 2.20 allow context-dependent attackers to bypass ForceCommand restrictions and possibly have other unspecified impact via a .. (dot dot) in a (1) LC_*, (2) LANG, or other locale environment variable.

CVE-2012-3405 [MEDIUM] CVE-2012-3405: The vfprintf function in stdio-common/vfprintf.c in libc in GNU C Library (aka glibc) 2.14 and other The vfprintf function in stdio-common/vfprintf.c in libc in GNU C Library (aka glibc) 2.14 and other versions does not properly calculate a buffer length, which allows context-dependent attackers to bypass the FORTIFY_SOURCE format-string protection mechanism and cause a denial of service (segmentation fault and crash) via a format string with a large number

CVE-2012-3404 [MEDIUM] CWE-189 CVE-2012-3404: The vfprintf function in stdio-common/vfprintf.c in libc in GNU C Library (aka glibc) 2.12 and other The vfprintf function in stdio-common/vfprintf.c in libc in GNU C Library (aka glibc) 2.12 and other versions does not properly calculate a buffer length, which allows context-dependent attackers to bypass the FORTIFY_SOURCE format-string protection mechanism and cause a denial of service (stack corruption and crash) via a format string that uses posi