app-text/aspell-0.60.8.2 — Security Advisories

portage-ng glsa

▸ GLSA 202402-31 GNU Aspell: Heap Buffer Overflow this version unaffected normal remote 2024-02-26

A vulnerability has been discovered in GNU Aspell which leads to a heap buffer overflow.

Announced: 2024-02-26
Revised: 2024-02-26
Access: remote
Bugs: #803113
Advisory: https://security.gentoo.org/glsa/202402-31

Affected packages

Package	Arch	Vulnerable	Unaffected
app-text/aspell	*	< 0.60.8-r3	>= 0.60.8-r3

Background

GNU Aspell is a popular spell-checker. Dictionaries are available for many languages.

Description

Multiple vulnerabilities have been discovered in GNU Aspell. Please review the CVE identifiers referenced below for details.

Impact

GNU Aspell has a heap-based buffer overflow in acommon::ObjStack::dup_top (called from acommon::StringMap::add and acommon::Config::lookup_list)

Workaround

There is no known workaround at this time.

Resolution

All aspell users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=app-text/aspell-0.60.8-r3"

References

CVE-2019-25051

▸ GLSA 200406-14 aspell: Buffer overflow in word-list-compress this version unaffected normal local 2004-06-17

A bug in the aspell utility word-list-compress can allow an attacker to execute arbitrary code.

Announced: 2004-06-17
Revised: 2006-05-22 (revision 3)
Access: local
Bugs: #53389
Advisory: https://security.gentoo.org/glsa/200406-14

Affected packages

Package	Arch	Vulnerable	Unaffected
app-text/aspell	*	<= 0.50.5-r3	>= 0.50.5-r4

Background

aspell is a popular spell-checker. Dictionaries are available for many languages.

Description

aspell includes a utility for handling wordlists called word-list-compress. This utility fails to do proper bounds checking when processing words longer than 256 bytes.

Impact

If an attacker could entice a user to handle a wordlist containing very long word lengths it could result in the execution of arbitrary code with the permissions of the user running the program.

Workaround

There is no known workaround at this time. All users are encouraged to upgrade to the latest available version.

Resolution

All users should upgrade to the latest available version of aspell.

# emerge sync

# emerge -pv ">=app-text/aspell-0.50.5-r4"
# emerge ">=app-text/aspell-0.50.5-r4"