GNU binutils 2.32 libbfd dwarf2.c _bfd_dwarf2_find_nearest_line File Descriptor integer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

A vulnerability classified as critical has been found in GNU binutils 2.32 (Programming Tool Software). This affects the function _bfd_dwarf2_find_nearest_line of the file dwarf2.c of the component libbfd. The manipulation as part of a File Descriptor leads to a integer overflow vulnerability. CWE is classifying the issue as CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.32. It is an integer overflow leading to a SEGV in _bfd_dwarf2_find_nearest_line in dwarf2.c, as demonstrated by nm.

The weakness was presented 10/10/2019 (Website). It is possible to read the advisory at security.gentoo.org. This vulnerability is uniquely identified as CVE-2019-17451 since 10/10/2019. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 01/07/2024).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

See 143342 for similar entry.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: 336bfbeb1848f4b9558456fdcf283ee8a32d7fd1

Timelineinfo

10/10/2019 🔍
10/10/2019 +0 days 🔍
10/11/2019 +1 days 🔍
01/07/2024 +1549 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: USN-4336-1
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-17451 (🔍)
See also: 🔍

Entryinfo

Created: 10/11/2019 09:39
Updated: 01/07/2024 18:08
Changes: 10/11/2019 09:39 (58), 10/01/2020 11:02 (2), 01/07/2024 18:08 (4)
Complete: 🔍

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