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CVE-2026-110753

Text::CSV_XS versions from 1.46 before 1.65 for Perl have a use-after-free of bind_columns variables when skip_empty_rows skips an empty line in getline

9.8 CriticalFix available

Text::CSV_XS versions from 1.46 before 1.65 for Perl have a use-after-free of bind_columns variables when skip_empty_rows skips an empty line in getline.

With bind_columns, the parser writes each field into the caller's own scalar without taking a reference to it. When skip_empty_rows skips an empty last line, the parser frees the current field scalar without checking whether it is bound, dropping one reference from the application's variable. The "eof" mode does the same on any empty line.

The variable is then freed while the application still references it, so later code uses freed memory and can crash the process.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.41%Up 0.2 points since Oct 17, 2026
90%50%10%1%

What each source reports

CVE List Score used 9.8

Text::CSV_XS versions from 1.46 before 1.65 for Perl have a use-after-free of bind_columns variables when skip_empty_rows skips an empty line in getline

Text::CSV_XS versions from 1.46 before 1.65 for Perl have a use-after-free of bind_columns variables when skip_empty_rows skips an empty line in getline.

With bind_columns, the parser writes each field into the caller's own scalar without taking a reference to it. When skip_empty_rows skips an empty last line, the parser frees the current field scalar without checking whether it is bound, dropping one reference from the application's variable. The "eof" mode does the same on any empty line.

The variable is then freed while the application still references it, so later code uses freed memory and can crash the process.

Record
CVE-2026-110753
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-416, CWE-911
Updated
2026-11-02
EUVDEUVD-2026-103193 9.8

Text::CSV_XS versions from 1.46 before 1.65 for Perl have a use-after-free of bind_columns variables when skip_empty_rows skips an empty line in getline.

With bind_columns, the parser writes each field into the caller's own scalar without taking a reference to it. When skip_empty_rows skips an empty last line, the parser frees the current field scalar without checking whether it is bound, dropping one reference from the application's variable. The "eof" mode does the same on any empty line.

The variable is then freed while the application still references it, so later code uses freed memory and can crash the process.

Record
EUVD-2026-103193
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-gvjh-vp76-v2mp 9.8

Text::CSV_XS versions from 1.46 before 1.65 for Perl have a use-after-free of bind_columns...

Text::CSV_XS versions from 1.46 before 1.65 for Perl have a use-after-free of bind_columns variables when skip_empty_rows skips an empty line in getline.

With bind_columns, the parser writes each field into the caller's own scalar without taking a reference to it. When skip_empty_rows skips an empty last line, the parser frees the current field scalar without checking whether it is bound, dropping one reference from the application's variable. The "eof" mode does the same on any empty line.

The variable is then freed while the application still references it, so later code uses freed memory and can crash the process.

Record
GHSA-gvjh-vp76-v2mp
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-416
Updated
2026-11-02
NVD 9.8

Text::CSV_XS versions from 1.46 before 1.65 for Perl have a use-after-free of bind_columns variables when skip_empty_rows skips an empty line in getline.

With bind_columns, the parser writes each field into the caller's own scalar without taking a reference to it. When skip_empty_rows skips an empty last line, the parser frees the current field scalar without checking whether it is bound, dropping one reference from the application's variable. The "eof" mode does the same on any empty line.

The variable is then freed while the application still references it, so later code uses freed memory and can crash the process.

Record
CVE-2026-110753
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-416, CWE-911
Updated
2026-11-02
OSV 9.8

Text::CSV_XS versions from 1.46 before 1.65 for Perl have a use-after-free of bind_columns variables when skip_empty_rows skips an empty line in getline

Text::CSV_XS versions from 1.46 before 1.65 for Perl have a use-after-free of bind_columns variables when skip_empty_rows skips an empty line in getline.

With bind_columns, the parser writes each field into the caller's own scalar without taking a reference to it. When skip_empty_rows skips an empty last line, the parser frees the current field scalar without checking whether it is bound, dropping one reference from the application's variable. The "eof" mode does the same on any empty line.

The variable is then freed while the application still references it, so later code uses freed memory and can crash the process.

Record
CVE-2026-110753
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-416, CWE-911
Updated
2026-11-02
OSVDEBIAN-CVE-2026-110753 9.8

Text::CSV_XS versions from 1.46 before 1.65 for Perl have a use-after-free of bind_columns variables when skip_empty_rows skips an empty line in getline. With bind_columns, the parser writes each field into the caller's own scalar without taking a reference to it. When skip_empty_rows skips an empty last line, the parser frees the current field scalar without checking whether it is bound, dropping one reference from the application's variable. The "eof" mode does the same on any empty line. The variable is then freed while the application still references it, so later code uses freed memory and can crash the process.

Record
DEBIAN-CVE-2026-110753
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
Show 4 moreShow less
OSVUBUNTU-CVE-2026-110753 9.8

Text::CSV_XS versions from 1.46 before 1.65 for Perl have a use-after-free of bind_columns variables when skip_empty_rows skips an empty line in getline. With bind_columns, the parser writes each field into the caller's own scalar without taking a reference to it. When skip_empty_rows skips an empty last line, the parser frees the current field scalar without checking whether it is bound, dropping one reference from the application's variable. The "eof" mode does the same on any empty line. The variable is then freed while the application still references it, so later code uses freed memory and can crash the process.

Record
UBUNTU-CVE-2026-110753
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVAZL-109748 No score

CVE-2026-110753 affecting package perl-Text-CSV_XS 1.60-1

Text::CSV_XS versions from 1.46 before 1.65 for Perl have a use-after-free of bind_columns variables when skip_empty_rows skips an empty line in getline.

With bind_columns, the parser writes each field into the caller's own scalar without taking a reference to it. When skip_empty_rows skips an empty last line, the parser frees the current field scalar without checking whether it is bound, dropping one reference from the application's variable. The "eof" mode does the same on any empty line.

The variable is then freed while the application still references it, so later code uses freed memory and can crash the process.

Record
AZL-109748
Updated
2026-11-05
OSVMGASA-2026-0563 No score

Updated perl-Text-CSV_XS package fixes security vulnerabilities

Text::CSV_XS versions before 1.65 for Perl allow memory exhaustion by allocating one entry per index of an RFC 7111 selector in fragment. (CVE-2026-110752) Text::CSV_XS versions from 1.46 before 1.65 for Perl have a use-after-free of bind_columns variables when skip_empty_rows skips an empty line in getline. (CVE-2026-110753) Text::CSV_XS versions before 1.65 for Perl leak the parsed fields of a record that fails to parse in getline. (CVE-2026-110754) Text::CSV_XS versions before 1.65 for Perl allow quadratic CPU use by copying the unparsed remainder per record of CR-only input in getline. (CVE-2026-110755) Text::CSV_XS versions before 1.65 for Perl drop the end of a record and its line ending when a UTF-8 flagged field precedes invalid UTF-8 bytes in print. (CVE-2026-110756) Text::CSV_XS versions before 1.65 for Perl allow record splitting by writing strings used as numbers without quotes in combine. (CVE-2026-110757) Text::CSV_XS versions before 1.65 for Perl read before the start of an all-blank field under allow_whitespace in strip_trail_whitespace. (CVE-2026-110758) Text::CSV_XS versions before 1.65 for Perl return a 0xFF byte that is not in the input for an empty last field followed by a lone CR in parse. (CVE-2026-110759)

Record
MGASA-2026-0563
Updated
2026-11-02
OSVopenSUSE-SU-2026:12218-1 No score

perl-Text-CSV_XS-1.650.0-1.1 on GA media

These are all security issues fixed in the perl-Text-CSV_XS-1.650.0-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:12218-1
Updated
2026-11-02

Affected packages

Affected packages
PackageAffectedFixed
perl-Text-CSV_XS
Azure Linux:3
through 1.60-1 None known
libtext-csv-xs-perl
Debian:12
All versions, plus listed versions
1.49-11.49-1+deb12u11.50-11.51-11.52-1
Show 11 moreShow less
1.53-11.54-11.55-11.56-11.57-11.59-11.60-11.61-11.62-11.64-11.65-1
None known
libtext-csv-xs-perl
Debian:13
All versions, plus listed versions
1.60-11.60-1+deb13u11.61-11.62-11.64-11.65-1
None known
libtext-csv-xs-perl
Debian:14
before 1.65-1, plus listed versions
1.60-11.61-11.62-11.64-1
1.65-1
perl-Text-CSV_XS
Mageia:10
From an advisory covering 8 CVEs
before 1.650.0-1.mga10
1.650.0-1.mga10
libtext-csv-xs-perl
Ubuntu:16.04:LTS
All versions, plus listed versions
1.19-11.20-11.20-1build11.21-1
None known
libtext-csv-xs-perl
Ubuntu:18.04:LTS
All versions, plus listed versions
1.26-1build11.34-1
None known
libtext-csv-xs-perl
Ubuntu:20.04:LTS
All versions, plus listed versions
1.39-11.39-1build11.40-11.41-1
None known
libtext-csv-xs-perl
Ubuntu:22.04:LTS
All versions, plus listed versions
1.45-11.46-11.47-11.47-1build1
None known
libtext-csv-xs-perl
Ubuntu:24.04:LTS
All versions, plus listed versions
1.51-11.52-11.53-11.53-1build11.53-1build21.53-1build3
None known
libtext-csv-xs-perl
Ubuntu:26.10
All versions, plus listed versions
1.61-11.62-11.64-11.64-1build1
None known
libtext-csv-xs-perl
Ubuntu:26.04:LTS
All versions, plus listed versions
1.60-11.61-1
None known
perl-Text-CSV_XS
openSUSE:Tumbleweed
From an advisory covering 8 CVEs
before 1.650.0-1.1
1.650.0-1.1

History

History
RecordedChangedSources
affected
factsOSV
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-110753 is a critical vulnerability (CVSS 9.8) in perl-Text-CSV_XS, published October 16, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.41%, the 35th percentile. Fixed in libtext-csv-xs-perl 1.65-1.

References

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