Vulnerability-Lookup

alsa-2021:0611

Vulnerability from osv_almalinux

Published

2021-02-18 14:32

Modified

2021-11-12 10:20

Summary

Important: xterm security update

Details

The xterm program is a terminal emulator for the X Window System. It provides DEC VT102 and Tektronix 4014 compatible terminals for programs that can't use the window system directly.

Security Fix(es):

xterm: crash when processing combining characters (CVE-2021-27135)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "xterm"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "331-1.el8_3.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "xterm-resize"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "331-1.el8_3.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "details": "The xterm program is a terminal emulator for the X Window System. It provides DEC VT102 and Tektronix 4014 compatible terminals for programs that can\u0027t use the window system directly.\n\nSecurity Fix(es):\n\n* xterm: crash when processing combining characters (CVE-2021-27135)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.",
  "id": "ALSA-2021:0611",
  "modified": "2021-11-12T10:20:56Z",
  "published": "2021-02-18T14:32:15Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://errata.almalinux.org/8/ALSA-2021-0611.html"
    },
    {
      "type": "REPORT",
      "url": "https://vulners.com/cve/CVE-2021-27135"
    }
  ],
  "related": [
    "CVE-2021-27135"
  ],
  "summary": "Important: xterm security update"
}

CVE-2021-27135 (GCVE-0-2021-27135)

Vulnerability from cvelistv5 – Published: 2021-02-10 15:51 – Updated: 2024-08-03 20:40

Summary

xterm before Patch #366 allows remote attackers to execute arbitrary code or cause a denial of service (segmentation fault) via a crafted UTF-8 combining character sequence.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://www.openwall.com/lists/oss-security/2021/…	x_refsource_MISC
	https://www.openwall.com/lists/oss-security/2021/…	x_refsource_MISC
	http://www.openwall.com/lists/oss-security/2021/02/10/7	mailing-listx_refsource_MLIST
	https://lists.debian.org/debian-lts-announce/2021…	mailing-listx_refsource_MLIST
	https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
	https://news.ycombinator.com/item?id=26524650	x_refsource_MISC
	https://access.redhat.com/security/cve/CVE-2021-27135	x_refsource_MISC
	https://bugzilla.redhat.com/show_bug.cgi?id=1927559	x_refsource_MISC
	https://invisible-island.net/xterm/xterm.log.html	x_refsource_CONFIRM
	https://github.com/ThomasDickey/xterm-snapshots/c…	x_refsource_CONFIRM
	https://bugzilla.suse.com/show_bug.cgi?id=1182091	x_refsource_CONFIRM
	http://seclists.org/fulldisclosure/2021/May/52	mailing-listx_refsource_FULLDISC
	https://security.gentoo.org/glsa/202208-22	vendor-advisoryx_refsource_GENTOO

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

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