Gnu: Security Vulnerabilities
An issue was discovered in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.31. An invalid memory access exists in bfd_zalloc in opncls.c. Attackers could leverage this vulnerability to cause a denial of service (application crash) via a crafted ELF file.
CVSS Score
5.5
EPSS Score
0.013
Published
2018-09-23
An issue was discovered in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.31. a heap-based buffer over-read in bfd_getl32 in libbfd.c allows an attacker to cause a denial of service through a crafted PE file. This vulnerability can be triggered by the executable objdump.
CVSS Score
5.5
EPSS Score
0.013
Published
2018-09-23
GNU Libextractor through 1.7 has an out-of-bounds read vulnerability in EXTRACTOR_zip_extract_method() in zip_extractor.c.
CVSS Score
8.8
EPSS Score
0.026
Published
2018-09-04
It was found that the GnuTLS implementation of HMAC-SHA-256 was vulnerable to a Lucky thirteen style attack. Remote attackers could use this flaw to conduct distinguishing attacks and plaintext-recovery attacks via statistical analysis of timing data using crafted packets.
CVSS Score
5.9
EPSS Score
0.036
Published
2018-08-22
It was found that the GnuTLS implementation of HMAC-SHA-384 was vulnerable to a Lucky thirteen style attack. Remote attackers could use this flaw to conduct distinguishing attacks and plain text recovery attacks via statistical analysis of timing data using crafted packets.
CVSS Score
5.9
EPSS Score
0.036
Published
2018-08-22
A cache-based side channel in GnuTLS implementation that leads to plain text recovery in cross-VM attack setting was found. An attacker could use a combination of "Just in Time" Prime+probe attack in combination with Lucky-13 attack to recover plain text using crafted packets.
CVSS Score
5.3
EPSS Score
0.004
Published
2018-08-22
GNU Libtasn1-4.13 libtasn1-4.13 version libtasn1-4.13, libtasn1-4.12 contains a DoS, specifically CPU usage will reach 100% when running asn1Paser against the POC due to an issue in _asn1_expand_object_id(p_tree), after a long time, the program will be killed. This attack appears to be exploitable via parsing a crafted file.
CVSS Score
5.5
EPSS Score
0.02
Published
2018-08-20
Cross-site scripting vulnerability in Mailman 2.1.26 and earlier allows remote authenticated attackers to inject arbitrary web script or HTML via unspecified vectors.
CVSS Score
5.4
EPSS Score
0.02
Published
2018-07-26
dwg_decode_eed in decode.c in GNU LibreDWG before 0.6 leads to a double free (in dwg_free_eed in free.c) because it does not properly manage the obj->eed value after a free occurs.
CVSS Score
6.5
EPSS Score
0.011
Published
2018-07-23
dwg_obj_block_control_get_block_headers in dwg_api.c in GNU LibreDWG 0.5.1048 allows remote attackers to cause a denial of service (NULL pointer dereference and SEGV) via a crafted dwg file.
CVSS Score
6.5
EPSS Score
0.014
Published
2018-07-20